a person that does something completely out of randomness and always does retarded shit. they ushually do it to seem cool or just because there plain bored. they ushually intend it in a mean way or do/say things that are fucked up to people without even being in the conversation most of the time.
Me: i like your default picture jessica!

- i dont give two fucks

Me; your such a fuck-nipple ! -__-
by Jay kiddo April 22, 2010
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When you slap your dick on a woman’s nipples till you cum
Titty fucking is so last year, i nipple fucked her last night
by John Cheese Meluch April 5, 2019
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When someone insert something into a nipple.

Mostly seen on absurd porn (mainly hentai).

You can learn more here nipplefucking.com.
He came into the tits of that girl after nipple fucking it by it's small hole.
by MaverickMorty September 7, 2018
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This is an act where a female inserts her hard erect nipple
into the eye of the male penis,resembling the act of intercourse.

Leslia likes nipple fucking in edward for long hard hours.


by Billy Barry Lewis September 3, 2008
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