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
Used in any situation in a negative way.
Guy 1 : That girl is hot!!
Guy 2 : Pfft (meaning Guy 2 doesn't think so)
A form of ridicule when someone laughs at another (but not out loud) while purposly letting the other person know theyre being laughed at.
A: So last nite i did this and this and that....
B: Pfft!
A: What, are u laughing at me?
B: No, ofcourse not. Pfft!!!
Pfft is the contrarian's way of spelling the word pff. As everyone knows, the "t" in this word is silent; a useless appendage, indicating that pfft is not the correct spelling of the word.
Her: pfft. Whatever.
Him (mansplaining): clearly, you mean pff.
Disgruntled disbelief or dismissal. Subtexts can include but are not limited to: I want you to meet me in the alley for a good round of fisting or have my love children.
Kel: You rang? I just got in bed.
King: Naked?
Kel: It's too cold to be naked.
King: Pfft
The unshaven stringy pubic hair of a Chinese prostitute
"Damn, that chicks vag is all pfft and got stuck in my teeth"