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5.
an expression of disgust, disdain or disapproval, usually uttered after someone has just told you something totally inane or uninteresting.
"Hey, I'm going to vote Republican this year, isn't that cool." "Pfft!"
by John Cocktoastin January 27, 2003
 
1.
1.An expression of a lack of interest in another persons comment
2.Used to look down upon another
1.
Person 1: u really suck man
Person 2: pfft

2.
Person 1: Well i had to build my house with my own two hands
Person 2: Pfft...i Had to build this whole dam city with mine
by Mangles November 11, 2004
 
2.
Fine, whatever, i dont care
pfft
by jess dirkse November 08, 2003
 
3.
1. An expression of dismissal of another's comment.
2. The sound of a silent and deadly rectal emission.
An example of 1.
Person 1 - You're an idiot.
Person 2 - Pfft
by Elaine October 17, 2001
 
4.
When you disapprove of something
We didn't have the day off!
Pfft, how lame.
by Christy February 12, 2003
 
6.
a forced exhalation of air which produces the noise pfft
done when you disagree with someone
'i think im the best looking person ever'

'pfft! fat chance'
by Andyroooooooooooooooooo June 24, 2007
 
7.
the sound a person makes before saying "yeah, right"

pfft. yeah, right
by Just Elle December 12, 2008