on firm grounds

USAGE SUMMARY

The phrase "on firm grounds" is correct and usable in written English.
It is typically used to indicate that a belief, argument, or decision is based on solid evidence or reasoning. Example: "The lawyer argued that her case was on firm grounds due to the overwhelming evidence presented."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

4 human-written examples

With his claim that I was auspicious to the proceedings Mr Singh was, by Indian reckoning, on firm grounds.

The Guardian - Travel

This paper presents a systematic method to establish the kinematics model for a tracked mobile manipulator on firm grounds, with consideration of the interactive motions between the tracks and the terrain, as well as those between the tracked vehicle and the onboard manipulator.

Robotics and Autonomous Systems

It has been established on firm grounds (Endress 1973) that the circle of al-Kindi produced the translation and reworking of significant parts of the Enneads IV VI (known as the Theology of Aristotle)[38] as well as the translation and reworking of Proclus' Elements of Theology (known as the Book by Aristotle on the Pure Good).

SEP

In this article we have achieved a minimal model which puts this intuition on firm grounds.

BMC Systems Biology

Human-verified similar examples from authoritative sources

Similar Expressions

54 human-written examples

As for the desserts (no more lentils!) I am on firm ground here.

The New York Times

While the kitchen is on firm ground most of the time, Komodo's desserts have been tentative.

The New York Times - Food

His one defeat this season was on firm ground at Newbury where he was third.

The Guardian - Sport

It was one in which St. John's stood on firm ground, year in, year out.

The New York Times - Sports

It only took one visit to Peters for Trott to know that he could put him on firm ground again.

Independent

"We are on firm ground with this".

The New York Times

Now nothing is on firm ground.

The New York Times - Books

Expert writing Tips

Best practice

Use "on firm grounds" when you want to emphasize that an argument, decision, or belief is based on solid reasoning or evidence. It's suitable for formal writing and discussions where credibility is important.

Common error

Avoid using "on firm grounds" in casual conversations or informal writing where simpler, more direct language would be more appropriate. Overusing formal phrases can make your communication sound stilted or unnatural.

Linguistic Context

The phrase "on firm grounds" functions as an adverbial phrase, modifying a verb or clause to indicate the basis or justification for an action, belief, or statement. As Ludwig AI points out, the phrase shows that something is well-supported and defensible.

Expression frequency: Uncommon

Frequent in

News & Media

33%

Science

33%

Encyclopedias

8%

Less common in

Wiki

8%

Formal & Business

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "on firm grounds" is a useful idiom for indicating that an argument, belief, or decision is well-supported by evidence and sound reasoning. As Ludwig AI confirms, it is grammatically correct and most appropriate for formal contexts, adding weight and credibility to your writing. While it is not overly common, alternatives such as "on solid ground" or "well-founded" may be suitable depending on the specific nuance you want to convey. Remember that overuse in informal settings can sound unnatural, so consider your audience and purpose when using this phrase.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

on solid ground

Replaces "firm" with "solid", suggesting a slightly more tangible sense of stability.

on a secure footing

Emphasizes the safety and stability of a position or situation.

on a sound basis

Shifts the focus to the underlying foundation or rationale.

well-founded

Expresses that something is based on good reasons or evidence. Different structure.

justified

Indicates that there is a valid reason or excuse for something.

well-supported

Highlights the presence of evidence or arguments backing a claim or position.

on terra firma

Uses a Latin term to metaphorically suggest being on safe or solid land, often after a period of uncertainty.

standing strong

Focuses on resilience and the ability to withstand challenges.

in a defensible position

Highlights the ability to protect or justify a stance or argument.

unassailable

Describes a position or argument that cannot be attacked or questioned, strongest meaning.

FAQs

What does "on firm grounds" mean?

The phrase "on firm grounds" means that something is based on solid evidence, sound reasoning, or a secure foundation. It suggests a position or argument is well-supported and defensible.

How can I use "on firm grounds" in a sentence?

You can use "on firm grounds" to indicate that a claim, argument, or decision is well-supported. For example: "The lawyer argued that her case was "well-founded" and therefore "on firm grounds".

What are some alternatives to "on firm grounds"?

Some alternatives to "on firm grounds" include "on solid ground", "on a sound basis", or "well-supported". The best alternative depends on the specific context and nuance you want to convey.

When is it appropriate to use "on firm grounds" in writing?

The phrase "on firm grounds" is appropriate in formal writing, academic papers, legal documents, and professional communications where it's important to convey a sense of authority, justification, and well-reasoned arguments.