Go off
Go off verb - To break open or into pieces usually because of internal pressure.
Rant
Rant verb - To talk loudly and wildly.
Both terms in one sentence
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Word of God has it that he was originally going to go off on a big rant about humans and their sexual hangups at this point in the film, similar to the one he want on regarding creationism.
Source: Film / Paul -
Will being consistently refused alcohol in the first episode leads him to go off on a massive rant in the middle of a crowded pub that alienates him from the entire sixth form.
Source: Series / The Inbetweeners -
Top Down Perspective: If someone hates a game, you can bet they're always going to either have a snide comment ready about it right away or go off on an eviscerating rant about it.
Source: Accentuate the Negative
Cite this Source
Rant and Go off. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/go_off/rant
Go off & Rant. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/go_off/rant>.
Rant or Go off. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/go_off/rant.
Google Ngram Viewer shows how "go off" and "rant" have occurred on timeline