To be quite pleased with oneself in the manner of a child going potty unassisted.
Surrounded by admirers and holding his award, Bono appeared rather chuffed.
by chavychuff April 25, 2009
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A small blonde boy, usually in his teens, that follows larger groups of 'cool' people around and attempts to copy them.
"That Chuf is such a fairy"
by Big Gay Dave May 2, 2005
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The art of performing anal sex in the open countryside
'Where have you been all weekend?'
'Oh just went chuffing on a sheep farm.'
by PedroMG March 1, 2009
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"She was chuffing me off last night and my mum walked in!"
by gaydar2010 January 21, 2010
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A complimetary phrase, if applied in a positive sense (chuf up), given by someone if they see someone else do something that is funny/cool/really stupid.
Also an insult if applied in a negative sense (chuf down), if someone commits an act that is agreed by the surrounding people to be gay/douchy/fagatronic.
Also a rating scale. By "chuffing up", you increase your chuf rating on a scale that ranges from -6 to 6. If you have negative chuf, like Gary Miskovsky or Oprah, you are a dick.
<person commits an interesting/funny act>
"CHUF UP"

a person can also be defined by a chuf rating-
"That kid Gary is a negative 6 chuf"
by chuflover April 27, 2009
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