look up any word, like pussy:
 
1.
A guy with a hunch back like a camel's hump
That guy has a hump back but he works like an ox
by satan's-slut December 19, 2007
10 6
 
2.
Have intercourse on your sexual partner's back.
I humpbacked Jenna last night.
by C.P. February 11, 2004
9 5
 
3.
Hump back is the letter P
M-I-crooked letta-crooked letta-I-crooked letta-crooked letta-hump back-hump back-I
by some polak September 04, 2004
20 22