look up any word, like ratchet:
Clapping, producing sound for applause or other purposes
tan: hey sin why are u iclap?

sin: FUCK YOU! what the hell are u talking about
by XerxesBreaK June 23, 2011
A bad case of Herpes given to you by someone Irish or the Irish Herpes if you will
"that guy last night gave me a bad case of the I-Clap"
"man that chick is nothing but I-Clap"
"i hear she fucked Shane and got the I-Clap"
by G Ryder March 17, 2010