1 definition by lyss:]

Top Definition
A fourteen year old boy who's been on youtube for two years making stupid but very very funny videos. He's adorable and will be extremely famous one day. Some people who are jealous and have no sense of humor what so ever will call him a fag but they know deep inside that they cant be that amazing :]Type in Supermac18 on youtube and see for yourself. You'll probably love him unless your an ass with no personality.
SUPERMAC18 IS AMAZING AND SO HOT. GO CHECK HIM OUT ON YOUTUBE RIGHT NOW!
by lyss:] February 20, 2009

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