:-) -: Smiley with an erection

:-) 8 - Female.

:-| 8( )- Pregnant Female.

:-( :- Impotent (Or let down).

:-\ -8 Blue balls (playing cricket or hockey !?!)

;-) o===8 Braggart.

:-\ 8o After a cold shower.

;-) ===8 Circumcised.

8-O --* Just before doubling over with pain.

:-) -^-: In need of some corrective surgery.

:-) :-... Taking a leak.

:-} -oo-: Taking matters into hand.

:-{ -__-: After slamming the toilet seat.

:-o ^^: After zipping up fly too fast.