Definitions by One Pump Lover

Rusty Trigger 

Also known as a "fish hook", a Rusty Trigger is when one runs their finger used for the hook up their ass crack and inserts in into an unsuspecting mouth.

Unbeknownst to Marge while she watched The View, Harold snuck behind her and got her with the Rusty Trigger.

Rusty Trigger by One Pump Lover August 22, 2016