(transitive, seduction community) To express or imply a negative value judgement of someone to make them desire one's approval, especially when trying to pick up a date.
(nonstandard, Internet) To leave negative feedback about in a reputation tracking system.I negged the seller who didn't send me the widget I paid for.
(seduction community) An expression or implication that one has a negative value judgement of someone in order to make them desire one's approval, especially when trying to pick up a date.