A Muff Diver.
ie, someone who spends 80% of his life trying to get action, even off minging fat girls, whilst completely neglecting his friends.
Teacher: "Where's paddy?"
Boy: "He's over at margarets"
Teacher. "f*cking SCHWEFF!"
by Fr Gabby November 19, 2006
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Guy who befriends attractive females he fancies but doesn't have the balls to ask them out.
Content to merely hang around them all the time. A sort of straight gal pal. His schweffing often alienates him from his male counterparts.
'Man, Is Paddy sitting beside Laura again today?'
'Yeah, That guy is such a schweff!'
by poy46 November 7, 2008
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The inverse of chav. A schweffe can be spotted around town often wearing a tweed jacket and red trousers. Aka a hooray henry.
Gary: Did you just spot that nobber walk past wearing the Barbour jacket and wellies?

Dave: Yes mate, what a tool. He must be a schweffe.
by Johnywadd March 7, 2012
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a boy who disregards his friends to get with a girl but never has the balls to do anything so they end up life long friends. and nothing more.

also known as a rech.
'where did you go last night, didnt see much of you'
'i stayed at a friends'
'did you stay over at sarah's?'
'yeh but nothing happened, but i walked across the room whilst she was on skype to her boyfriend'
'you massive schweff!!'
by Ben Moat September 26, 2009
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A man who chooses ho's over bro's
did u see will treadwell last night walked off from us after some yats?

Fucking Schweff
by willIam@scweffwell May 8, 2010
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Someone who always flirts with the girls, a proper schweff never gets any action though
BOY ONE "goldwait is the true king schweff of the school"

BOY TWO "yeah but sarge is a proper schweff, never gets any action"
by Malvern College!!!! May 19, 2009
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Originally an English public school word with several meanings. For example, a guy who spends more time with his girlfriend than his mates or just a general idiot. But it has come to mean a public school idiot, since these people are the only ones who ever used the word.
Your mate Rupert isn't even on the guestlist, what a schweffe

Mate, I can't believe you're chilling with Antonia again this weekend, you're turning into such a schweffe

That guy Rollo who says 'schweffe' is a fucking schweffe
by Jokes Lad 3000 April 4, 2012
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