Definitions
1.nounA stiff or coarse hair."the bristles of a pig"
2.nounThe hairs or other filaments that make up a brush, broom, or similar item.
3.verbTo rise or stand erect, like bristles.
4.verbAbound, to have an abundance of something
5.verb(with at) To be on one's guard or raise one's defenses; to react with fear, suspicion, or distance."The employees bristled at the prospect of working through the holidays."
6.verbTo fix a bristle to."to bristle a thread"