| Acronym | Definition |
|---|
| HBB➣Home Based Business |
| HBB➣Happy Birthday Brother |
| HBB➣Helping Babies Breathe (American Academy of Pediatrics) |
| HBB➣Hot Bottom Burning (astronomy) |
| HBB➣Hot Band Boys |
| HBB➣Human Beat Box (vocal percussion) |
| HBB➣Heavenly Blessed Beauty |
| HBB➣Hoes before Bros |
| HBB➣Housing Bubble Blog |
| HBB➣Happy Belated Birthday |
| HBB➣Hot Beverage Bag (US Army) |
| HBB➣Huron Bush Boys (Canadian survivalists) |
| HBB➣Hot Bi Babe (polyamory) |
| HBB➣Hemoglobin--beta Locus |
| HBB➣Head Banger's Ball |
| HBB➣Hemoglobin B |
| HBB➣Helsinki Bed and Breakfast (Finland) |
| HBB➣Honey Boo Baby |