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Noun. The act of masturbation performed in a work-like environment. A waller will usually take place on a break to pass the time in an otherwise uninteresting day; the prospect of getting caught, coupled with a possible lack of sexual stimulus (depending on your job) make for a challenging yet satisfying activity.
"I heard Jacob had a waller in the WHSmiths toilets."
by Steven J. Gould September 06, 2012
One who casually leans against a wall waiting for their next trick or pimp. This person is usually new to the game and only gives it out to Caucasians. Added they give massive amounts of hand and blowjobs for a meager ten dollars a job.
She's been leaning against that aparment building for an hour she must be a Waller.
by Someguyyouhate June 14, 2011
VERB: How a walrus moves.
He wallered about in the sun.
She was wallering along.
Don't waller about! Hurry up!
by iwishiwasatree March 15, 2010
one who is a wall hacker
A: Man that guy has got wall hacks!
B: yeah hes a total waller.
a geek. someone who never leaves thier house. all of thier freinds are over the internet.
see that geek?
yeah hes a total waller!
by Nathanm156 February 08, 2009
a Waller is an atractive young actress and the 'new wave' of drama teacher.
'that girl is such a Waller'

'I'm a Waller'
by Kellie121 October 16, 2006
One who eats pussy/vagina/cunt/hoohah/hatchet wound/no-no fun spot/clit all of the time.
After wallering 4,000 women, he was left with a salty ring around his mouth.
by Chunkpolickin January 27, 2008