The phrase "a huge speech" is correct and usable in written English.
It can be used to describe a speech that is lengthy, significant, or impactful in nature.
Example: "The politician delivered a huge speech that captivated the audience and addressed the pressing issues of the day."
Alternatives: "a lengthy speech" or "an extensive speech".
"This is a huge free speech case," said Mr. Blackman, who vowed to continue fighting the efforts to prevent Mr. Wilson from posting his documents online.
She has to give this huge speech that he was supposed to give... so there's a lot going on for her".
The White House under Bush/Cheney can unconstitutionally ignite wars, lie to the people about the reasons, produce millions of casualties and untold destruction of innocent peoples' homelands, get re-elected and later retire with huge speech fees without being chased by the "sheriffs".
She wrote songs, huge speeches, rhyming couplets, scenes about having periods!
In an interview room at the National before a morning's rehearsal, Fiennes is eating a healthy bowl of porridge but he has undertaken no particular training regime for the huge speeches.
In early drafts, she told me, the play progressed through huge speeches - language inspired by the British playwright Howard Barker, in whose play Victory she had appeared as a student.
In the case of word units and very large vocabulary, in order to train necessary decision trees, a huge amount of speech utterances are required.
The industry has made a huge difference in speech recognition, for example, and is also essential in many of the things that Google and Amazon do; the Higgs Boson wouldn't have been discovered without it.
He attracted a huge following with speeches indicting the officeholders of the Tammany Hall machine for engorging themselves on bribes and special privileges while "we have hordes of citizens living in want and in vice born of want, existing under conditions that would appall a heathen".
