Top Definition
Where a pill is taken so the penis is too small for the vagina, giving the women no pleasure.
I hate my wife, I'll take some anti-viagra before sex tonight!
by 12345678906969 January 23, 2008
1 more definition
a pill to take for all those people out there with small dicks who need to make them smaller
"My boyfriend isnt small enough, I need to get him some anti-viagra"
by Amanda December 11, 2004

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