| Acronym | Definition |
|---|
| HHH➣Hash House Harriers |
| HHH➣Hubert H. Humphrey |
| HHH➣Hot Hot Heat (band) |
| HHH➣Hunter Hearst Helmsley (aka Triple H) |
| HHH➣Hollywood Hulk Hogan (wrestler) |
| HHH➣Herne Hill Harriers (UK) |
| HHH➣Hou Hsiao-Hsien (Taiwanese film director) |
| HHH➣Hospital Hospitality House (Richmond, VA) |
| HHH➣Hospitality House Hotel (College of William & Mary; Williamsburg, VA) |
| HHH➣Habitat for Humanity House (various organizations) |
| HHH➣Hammond Harwood House (Annapolis, MD) |
| HHH➣Heroes Happen Here (comic series) |
| HHH➣Helen Hayes Hospital (New York) |
| HHH➣Hungry Hungry Hippos (band) |
| HHH➣Hill House Hammond (insurance) |
| HHH➣Hilton Head, SC, USA - Municipal (Airport Code) |
| HHH➣Heads Held High (band) |
| HHH➣Happy Hour Hero (song) |
| HHH➣Hardy Har Har (laughing) |
| HHH➣Hankyu Hanshin Holdings (Japan) |
| HHH➣Hungry Hungry Hypocrites (band) |
| HHH➣Haters Hate Harder |
| HHH➣Heron Habitat Helpers (Seattle, Washington) |
| HHH➣Homocitrullinuria, Hyperornithinemia, Hyperammonemia |
| HHH➣Hot, Humid, Hazy (weather) |
| HHH➣Halifax Habitat for Humanity (Daytona Beach, Florida) |
| HHH➣Hank's Helping Hand (Hank's Helping Hand) |
| HHH➣Heaven Help Her |
| HHH➣Hi, Hello, and How Are You? |
| HHH➣Hypoxia, Hyperoxia, Hypercapina (hazards of rebreather diving) |
| HHH➣Hand-Held Heat |
| HHH➣Hot Hoosier Hits (WHHH radio station) |
| HHH➣Hubert Humphrey Hawks (Albuquerque, NM elementary school) |