look up any word, like darude - sandstorm:
 
1.
when a female with large breasts is going out for a jog wearing only a sports bra, her funbags bounce about uncontrollably.
Person 1 : "damn, check out those funbages."
Person 2 : "yeah, it looks like to badgers duking it out in a burlap sack!"
by Barnaby Jones December 21, 2004