the sound made by giving a kiss, can be used in place of muah to mean you are kissing someone you love;
to use nyah means that you love the one you are sending the kiss to
Sweet dreams baby, nyah (kissing the one you love goodnight)
by ConTravy September 7, 2011
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A single syllable expression that can be used in place of "Oh well"
Ah shite, the TV wont turn one
Nyah :(
by Travis Georg Muller September 16, 2007
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a beautiful girl who is really lovely but has one difference to most girl her age. she likes younger men. which is summary she is a cougar. this cougar is different though you wont find her in the club but at a Regatta. you could say she a hoe but she just likes a good hook-up
Harry: i was at a regatta and i saw Nyah

Jacob: man shes hot did you hook-up with her?!?
Harry: nah man nah shes too old
by Primrose2121 March 3, 2016
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Nyah! Pronuceation: Nee-aah
1:it is a ramdome outbust usally to brake silence. 2:studies have shown that it could be the mating call of the Sieonigh.
Bob: ...
Dan: ...
Jon: ...
Another Guy: Nyah!
Bob: lol
Dan: shut up!

Sieonigh: Nyah!
unfortuantly no one ever answers.
by Sieonigh October 10, 2007
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An annoying prick that does not shut up ever and lives just to piss everyone off
That bitch is such a Nyah”
by Not a Nyah July 14, 2019
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An utterance popularized by a man with a rather large torso, henceforth referred to as "Torso." At any time he may start proclaiming NYAAAAAAH!!! in reference to anything, or using it in place of words which sort of sound like it, such as in the case of the city of Nyah'leans.
Nyah, I like titties, I'm a fat torso, nyaaaah, I made out with Nick's sister, nyaaaah!!
by Muscles Coleman January 22, 2007
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