look up any word, like fleek:
 
1.
when ur cock is so horned up it's leaking precum and jumping up and down, you've got a throbbing cock
Damn I got a throbbing cock right now. I need to jerk off!
by ekimo February 13, 2009
 
2.
a cock which is throbbing for some luvin from either a pussy or anus
"maan my cocks throbben for some anus"
"egad schoolboy jimmy! your cock is throbbing!"
by Hakko December 13, 2003