Dictionary
BO
abbreviation
Definition of BO
1
back order
2
best offer
3
body odor
4
box office
5
branch office
6
buyer's option
See BO defined for English-language learners
ADVERTISEMENT
Medical Dictionary
BO
abbreviation
Medical Definition of BO
body odor
Seen & Heard
What made you want to look up BO? Please tell us where you read or heard it (including the quote, if possible).