(vulgar) nothing, (lack of) anything (i.e. lack of anything of value)

(idiomatic, vulgar, colloquial) To defecate. / (idiomatic, vulgar, colloquial, UK) To fail or malfunction.

(vulgar, chiefly in negative constructions) To care what someone else thinks or does, particularly in relation to what they think or say about the speaker.

(vulgar, derogatory) Characterized by speaking nonsense or falsehoods.

Alternative spelling of apeshit

(slang, vulgar) Very badly.

(idiomatic, vulgar, slang) Expression of terror, awe, surprise, astonishment, etc., often at something seen for the first time or remembered immediately before using this term.

Alternative spelling of shithouse

(idiomatic, vulgar) A bad thing; an object of poor quality. / (idiomatic, vulgar) A despicable person. / (vulgar) Used other than figuratively or idiomatically: see piece, of, shit.

(vulgar) An expression of acceptance of misfortune and unforeseen bad circumstances or luck.