The act of the stinky Tommy is when one person (usually male) sneaks a live insect of any kind into an orrifice of an unsuspecting or sleeping partner.
'I thought I was with a gentleman last night until he pulled a stinky Tommy on me with a cicada. '
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi