assfuck /ˈæs.fʌk/noun 3verb 2adjective 1forms 5 noun3 •(US, vulgar) Sodomy, anal sex, an act of anal intercourse.Too much wetness ruins a good assfuck. The friction is part of what gets me off. — 2001 •(US, vulgar) A jerk; an obnoxious person.He'd cruised in after work, the week's aggravating assfucks sloughed off... — 2005 •(US, vulgar) An act of stunning betrayal. verb2 •(US, vulgar) To engage in anal intercourse.But she can't look away, either, when Barbara and Jack start to assfuck. To Agnes, it looks grotesque. The angle is wrong, like the angle of a broken limb. — 2001 •(US, vulgar) To betray."You boys tried to assfuck me," he said softly, menacingly, "...and it backfired." — 2000 adjective1 •(vulgar, offensive) Isolated and neglected, undesirable, or held in contempt. formsassfucked · assfucking · assfucks · more assfuck · most assfuck