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. '
A trip to a grocery store, convenience store, or gas station for the sole purpose of buying an excessive amount of junk food and sugary drinks, usually with friends. A chud run often happens late at night and ends with everyone involved hating themselves afterwards.