What is S.i.i.h.b.?
1.
Stick it in Her(or his)Butt. Any number of other slang words for butt can be substituted for Butt, including booty, bottom, bangbox, bobs ur uncle, etc...
"Hey man i met this awesome Chick!" reply..."Oh YEA? did you S.I.I.H.B.?" or My girlfriend wont let me S.I.I.H.B.
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Described as a "test run" of the IGN boards, it is currently the most-used forum on IGN. It is frequently called "The Sp..