Top Definition
Definition 1
An extended period of sexual activity, in which the male receives little or no pleasure.

Definition 2
A significant length of time chasing after gash with minimal success.
Damn, I can't believe you licked that girl out for nine hours last night, that must have been a right gashathon.

Damn, Maurice has has been on a gashathon for months now, if only he got some poon he might chillax.
by tarquin08 May 25, 2008
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.