sell out boy 

fall out boy, after 2002.
after they sold out

Scene kid - omg look at this awsome new band i found.
me - thats sell out boy. they were cool in 2002.

sell out boy by Kayla86 April 28, 2006

sell out boy 

once a derogatory name for fall out boy. now used as a joke. fall out boy never sold out. to whoever thinks they did, the jonas brothers are sell outs. fall out boy only does that to keep their tickets cheap. they sold "sell out boy" t-shirts on a tour.

OMG! there's sell out boy!!!

sell out boy by falloutboyneversoldout February 1, 2009