Bollocks
/ˈbɒ.ləks/
noun
The testicles (sometimes used in the singular)
Nonsense or information deliberately intended to mislead.
(used as singular) An idiot, an ignorant or disagreeable person.
verb
(taboo) To break.
(taboo) (also bollocks up) To fail (a task); to make a mess of.
interjection
(taboo) An expression of anger, frustration, etc.
(taboo) An expression of incredulity.
Synonyms: Horlicks