| BIR | a liquid ester with a strong odor of wintergreen |
|---|---|
| BIR | bundle of birch twigs used to hit people as punishment |
| BIR | any betulaceous tree or shrub of the genus Betula having a thin peeling bark |
| BIR | a canoe made with the bark of a birch tree |
| BIR | a canoe made with the bark of a birch tree |
| BIR | consisting of or made of wood of the birch tree |
| BIR | warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings |
| BIR | badminton equipment consisting of a ball of cork or rubber with a crown of feathers |
| BIR | a cry or noise made to express displeasure or contempt |
| BIR | the flesh of a bird or fowl (wild or domestic) used as food |
| BIR | informal terms for a (young) woman |
| BIR | watch and study birds in their natural habitat |