cock a snook

== English == === Verb === cock a snook (third-person singular simple present cocks a snook, present participle cocking a snook, simple past and past participle cocked a snook) (UK, idiomatic, derogatory) To perform a snook, a gesture of disrespect. (figurative, by extension) To flout or show disrespect to. ==== Synonyms ==== (perform the gesture): take a sight, thumb one's nose