Bulk bang

noun

1. A sex act in which an individual uses his or her bulked bicep to stimulate a man's penis. The member is placed inside the oiled elbow while the partner flexes his or her bicep, massaging the shaft of the penis.

2. Generally, when two body builders have intercourse

David: "Last night this chick I met on Tinder bulk banged me. I will never look at Arnold Schwarzenegger the same way again."