Definitions
1.NounA forager, especially in Sherman's March to the Sea of November to December 1864.
2.NounAn idle, worthless fellow, without any visible means of support; a dissipated sponger.
3.NounA lamb (typically the smallest of a multiple birth) which has been abandoned by its mother or orphaned, and as a consequence is raised in part or in whole by humans.
4.NounA disappointment, a pity, a shame."That's a total bummer."
5.NounA psychedelic crisis; hallucinogenic drug use producing undesirable dysphoric psychological effects, most often fear, paranoia, and especially horrifying hallucinations; a bad trip.
6.InterjectionExclamation of annoyance or frustration at a bummer (disappointment).
7.NounA gay man.
8.Adjectivecomparative form of bum: more bum