| Acronym | Definition |
|---|
| HB | Half Back (football) |
| HB | House Bill |
| HB | Handbook |
| HB | Hemoglobin |
| HB | Happy Birthday |
| HB | Huntington Beach (California) |
| HB | Hellboy (comic; movie) |
| HB | Hepatitis B |
| HB | Health Benefits |
| HB | Human Body |
| HB | Half Board (hospitality industry) |
| HB | Hatchback (automobile style) |
| HB | Housing Benefit (UK) |
| HB | Hobo |
| HB | Hauptbahnhof (Germany: main train station) |
| HB | Harvey Birdman (cartoon) |
| HB | Hawkes Bay (province of New Zealand) |
| HB | Hardbound |
| HB | Hard Boiled |
| HB | Hyperbaric |
| HB | Hugo Boss |
| HB | Hot Babe |
| HB | Hard Black (pencil) |
| HB | Home Base |
| HB | Humbucker (electric guitar pickup) |
| HB | Holy Bible |
| HB | Hovedbestyrelse (Denmark) |
| HB | Hardboard |
| HB | Half Baked |
| HB | Hydrogen Bonding |
| HB | Harmonic Balance |
| HB | Helbreath (gaming website) |
| HB | High Bandwidth |
| HB | Hotbot (search engine) |
| HB | Hanna-Barbera (animation) |
| HB | Handelsbolag (Swedish general partnership) |
| HB | Hansestadt Bremen (Bremen, Germany) |
| HB | Honey Bear |
| HB | Hale-Bopp (comet) |
| HB | Hot Box (railroad) |
| HB | Hebrew Bible |
| HB | Hairball |
| HB | Hurry Back |
| HB | Humphrey Bogart (actor) |
| HB | Hudson's Bay |
| HB | High Byte |
| HB | Heart Burn |
| HB | Hervey Bay (Queensland, Australia) |
| HB | Heavy Barrel (M2 Cal. 50 machine gun) |
| HB | Hand Back |
| HB | Half Bath |
| HB | Hard Ball |
| HB | Heart Breaker |
| HB | Hash Brown (band) |
| HB | Hollywood Boulevard |
| HB | Home Boy |
| HB | His Bundle |
| HB | Hill Billy |
| HB | Heavy Bomber |
| HB | Hairy Buffalo (mixed drink) |
| HB | Hunny Bunny |
| HB | Hose Bibb (construction) |
| HB | Hrvatski Blok (Croatian Block, political party) |
| HB | Honorbound |
| HB | Huet Brothers (Oegstgeest, The Netherlands) |
| HB | Housing Bureau |
| HB | Hey Bulldog (Beatles song) |
| HB | Hollow Bastion (gaming, Kingdom Hearts) |
| HB | His Beatitude (title in Eastern churches) |
| HB | High Box |
| HB | Hospital Belén (Spanish, Guatemala) |
| HB | Hoffman-Boston (school) |
| HB | Homing Beacon |
| HB | Horny Bastard |
| HB | Heartland Band |
| HB | Horizontal Boat |
| HB | Hay Burner (a horse) |
| HB | Hoax Believer |
| HB | Hippie Bus |
| HB | Host Broadcast |
| HB | Hydraulic Break |
| HB | Horizontal Baffle |
| HB | Hybridization Block |
| HB | Haus Brinkmann (German cigarette brand) |
| HB | Hampton and Branchville Railroad Company |
| HB | Hit Batter/Batsman (baseball) |