What is Koala Steamboat?
1.
The koala steamboat is a group sex activity: two participants simulataneously ejaculate in the ears of the of receiver; another urinates on their face; and finally one releases flatulence in their general direction.
The party got zoo-wild last night, koala steamboats all around.
See 
Random Words:
1. 
A fest held in honour of or by a mendonc
We are going to have a mendoncfest
See party, fest, rave..