Acronym for Back Up Dick. When a girl has more than one sexual partner in her rotation. When a female has one or more partners on the side. Can also be used in plural form.
Careful dating that slut, she has a BUD for everyday of the week.
Guy: hey baby what are you doing today??
Girl: not much just gonna hang out with some buds.
The word bud, derived from the Latin word budagea (the blossoming flower), can be most easily described as when AnniWags is being a total poo 💩. CheckmateLoser.