look up any word, like trill:
 
3.
When a man injects semen into his womans vagina.
My girl is on the pill so I'm gonna give her pussy a fill up.
by Dig That!!! September 16, 2010
 
1.
To get drunk, hammered, pissed, or alternatively an event at which you get drunk, hammered, pissed. Therefore can be used either as a 1. verb 2. noun
1. Hey, it's Friday, come on round and we'll fill up.
2. It'll be a proper fill up on the weekend. They love the piss.
by ontheweekend August 28, 2006
 
2.
Used as a verb in a command sentence when you want someone to feel up on deez nuts.
Yo, Fillup on deez nuts.
by Jim Read November 12, 2003
 
4.
what needs to be done to an empty pipe.
My pipe is empty it needs a fillups.
by Jamie Pheloney April 09, 2005