Definitions by Wetspots

funbuster 

Kiljoy, stick in the mud; everyone is having FUN FUN FUN, and this person acts as though he or she is not having FUN ...a real terd ...and Fuck 'em, feed 'em fishheads type person "a FUNBUSTER!!!"

O come on, come join us and have we'll have a great time, don't be a FUNBUSTER!

funbuster by Wetspots May 28, 2016