Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
chug
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word "chug" is a perfectly acceptable word in written English.
It is usually used to refer to the sound made by a steam engine that is slowly and steadily chugging along, or the sound of someone or something consuming a beverage quickly. For example, you could use the sentence "I could hear the train chugging down the tracks in the distance."
✓ Grammatically correct
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
59 human-written examples
Yseop, a French firm, uses its natural-language software to interpret queries, chug through data looking for answers, and then write them up in English, Spanish, French or German at 3,000 pages a second.
News & Media
Not only do they live through storms of hurricane-force winds in temperatures as low as -70 degrees Celsius, but also they are thought to enter a sleep-like state for much of their winter, their metabolism slowing to a chug so that they can survive the cold months.One of the world's largest breeding grounds of these penguins is just 20km from Halley.
News & Media
But the gloves are off.In this section Murder most foul The battle moves to the mountains Not so jolly Family feud A slow but steady new chug A shaky accord ReprintsMr Mortazavi had apparently been under investigation for his alleged role in the deaths of opposition activists in the wake of the disputed presidential election of 2009.
News & Media
Almost all beer is consumed where it is made, so Asians collectively chug more than the boozers of any other continent.That would seem like encouraging news for the world's big four brewers Anheuser-Busch Inbrewers Anheuser-BuschCarlsberg and HeInBevn—which between them supply neABIy half the needSABMillerworld's beer drinkers.
News & Media
AMERICA's high-speed rail plans chug on.
News & Media
Smaller vessels of a few hundred tonnes chug from the mainland to the Dutch islands of Aruba or Curaçao, or from Guyana to the eastern Caribbean.The final destination is likely to be North America or Europe, sometimes via West Africa.
News & Media
Its handful of vessels, some dating from before the second world war, are so decrepit that they have to chug along in convoy for the three days it takes to reach Zambia on the lake's southern tip.One big problem, explains the port's chief, Moise Nsengiyumua, is that the railway which used to connect the lake's Tanzanian port at Kigoma to the Indian Ocean no longer works.
News & Media
Mr Kim likes to travel furtively and China grudgingly humours him.But Mr Kim's train, say South Korea's media, did chug over the border into the Chinese city of Dandong on May 3rd and from there headed to the nearby port of Dalian.
News & Media
Jason DeRise, a beverage analyst at UBS, notes a theory that "you don't drink what your father drinks", and says that whereas oldies are still content just to chug beer, younger adults seem to be trying out the hard liquor that grandpa used to knock back.Diageo's beer business has been struggling recently, especially in crisis-hit countries such as Ireland, Guinness's spiritual home.
News & Media
In that world, growth can chug along nicely in the absence of nasty surprises, but quickly falters when they arise.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
The sound of the generator chug-chugged pleasantly across the water, and when it was shut off there was nothing to be heard at all.
News & Media
Expert writing Tips
Best practice
When using "chug" to describe drinking, be mindful of the audience. While acceptable in informal settings, it might be inappropriate in formal writing.
Common error
Avoid using "chug" exclusively for drinking in formal writing. While it's a valid usage, ensure the context doesn't lead to misinterpretation. Consider "consume quickly" or "drink rapidly" as alternatives.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "chug" is as a verb, used to describe the action of drinking something quickly or the sound of an engine running slowly but steadily. Ludwig AI confirms its acceptability as a verb.
Frequent in
News & Media
98%
Science
1%
Formal & Business
1%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "chug" is a versatile verb with two primary meanings: to drink something quickly and to describe the sound of a slow, steady engine. As confirmed by Ludwig AI, it is a grammatically correct word, frequently appearing in news and media contexts. While generally considered neutral in register, it leans towards informal, especially when describing the act of drinking. When using "chug", be mindful of your audience and context, choosing alternative phrases like "guzzle down" or "lumber along" depending on the intended meaning. While "chug" is common, avoiding its use in overly formal writing can maintain a professional tone.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
guzzle down
Implies a rapid consumption of liquid, similar to "chug", but with a slightly less casual tone.
down in one
Focuses on the act of finishing a drink in a single, continuous motion, akin to "chug".
gulp down
Suggests swallowing something quickly and eagerly, mirroring the rapid consumption aspect of "chug".
toss back
Indicates a quick and casual way of drinking something, similar to "chug", but with a bit more slang.
drink in large gulps
Describes the act of drinking quickly, relating to the rapid consumption aspect of the verb "chug".
drain the glass
Highlights the emptying of a container in one go, comparable to the effect of "chug".
lumber along
Describes a slow and heavy movement, reflecting one of the less common meanings of "chug" related to vehicles.
move laboriously
Emphasizes the effortful nature of movement, similar to when "chug" refers to an engine working hard.
make a muffled sound
Focuses on the sound associated with a struggling engine, which is one meaning of "chug".
emit dull sounds
Highlights the sound aspect of a struggling engine, similar to the sound described by the verb "chug".
FAQs
How can I use "chug" in a sentence?
What can I say instead of "chug" when referring to drinking?
Depending on the context, you can use alternatives like "guzzle down", "down in one", or "gulp down".
Is it appropriate to use "chug" in formal writing?
While grammatically correct, "chug" is generally considered informal. In formal writing, consider using more precise and less colloquial terms such as "consume rapidly" or "move laboriously".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested