Top definition
When a member of an internet forum claims to be/know/date an attractive woman, a demand from other forums members that nude pictures of said attractive woman be provided, otherwise they will be punished with negative forum reputation points.
Example 1.

Potentially attractive forum posting woman: Hello, I am a hot woman posting on the internet.

Misc. Pervert: nudes or negs

Example 2.

Forum guy: brag here's a pic of my hot girlfriend/brag

Everyone: Nudes or negs!~!one
by djaziz September 19, 2008
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