1. The act of sleazily coming on to a member of the opposite sex, often utilising alcohol, ridiculously colourful clothing and eye-watering lines of Austin Powers style calibre, usually delivered in an drawling accent straight-outta Surrey. A Schweffe can be of either sex.
Chap 1: Mate, did you see Georgie schweffing up Charles and the hunt ball last night? He could barely stand straight.

Chap 2: Ya, I tried to get close to ask if he was alright but she kicked me straight in the cock and told me to fuck off.
by Ballchops May 16, 2012
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The male or female form of interaction, with the opposite sex, including flirting or attempting to pull.

Or more loosely defined as any interaction/banter/chilling/pulling between any guy or girl.
Jem: Mate are you schweffing tonight?
Harry: Yeah thinking of schweffing the floor 8 girls actually, fancy schweffing along?
Jem: Yeah I was gonna see if Steve was up for a schweff, but apparently he's schweffing Ellie!
Harry: OK.. Schweff ya later!
by schweffatron3000 February 23, 2011
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A guy who has lots of girls as friends but never hooks up with them
Dude 1: Bro, who were those girls
Dude 2: They're just my friends
Dude 1: Bro, you're such a schwef...
by paint101 May 18, 2014
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pronunciation: swef.

Slang word of german route used to describe someone of criminal nature that is fearless and cold. These people are the top of the crew. The peaple dubbed schwef are usually hard to find as they are not usually known and usually untouchable.
by AJ Jackson May 22, 2008
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pronunciation: swef.

Slang word of german route used to describe someone of criminal nature that is fearless and cold. These people are the top of the crew. The peaple dubbed schwef are usually hard to find as they are not usually known and usually untouchable.
by AJ Jackson May 22, 2008
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