look up any word, like cunt:
to show your utmost geekyness.

if someone knows all of pi, (3.14....) then they are mos def gilh.
"i just gamed on my graphing calculator for five hours straight"

by shananananana September 17, 2004

Words related to gilh

aight bro crazy get girl hater hot in line
Get In Line Hater
Person 1: Bro, that chick is hot.
Person 2: Nawwh, she aiight.
Person 1: You crazy, GILH.
by LeGaZy December 03, 2010