a male friend, often used in direct address
WordReference Random House Unabridged Dictionary of American English © 2026
bro
(brō, bru),USA pronunciation n., pl. bros. [Slang.]
bro., pl. bros.
- brother.
- Slang Termsfriend;
pal;
buddy.
- reduced form of brother 1830–40
bro., pl. bros.
- brother.
Collins Concise English Dictionary © HarperCollins Publishers::
Collins Concise English Dictionary © HarperCollins Publishers::
brother
'bro' also found in these entries (note: many are not synonyms or translations):
Broca's aphasia
- Broca's area
- Broken Arrow
- Broken Hill
- Cymry
- barium bromate
- bill broker
- bra
- brah
- brewis
- bridge
- bro talk
- bro.
- broad
- brogue
- broken
- broken chord
- broken coal
- broken field
- broken heart
- broken ice
- broken line
- broken lot
- broken pediment
- broken play
- broken twill weave
- broken water
- broken wind
- brokenhearted
- broker
- brokerage
- brokered convention
- bromic acid
- bromide paper
- brominate
- bromine pentafluoride
- bromize
- bromoil process
- bruise
- buskin
- carbro process
- customs broker
- cuzzie
- cyanogen bromide
- de Broglie equation
- de Broglie wave
- discount broker
- ethylene dibromide
- floor broker
- half-broken