Top definition
Acronym for Keyboard Headbang.
A KBHB is when someone says something really obvious that you have been trying to get them the realize and/or they say something incredibly stupid, thus causing you to smash your forehead into your keyboard and imprint your face with an indent of a spacebar.
Artem: "AHA! Cryptography isn't the study of dead people, but rather the study of codes and ciphers!"

Spenser: *KBHB*
by Seph Infinitium March 14, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug