When a man is spooning with his lady in an aroused state, and she lets loose a fart impersonation of a motorcycle which rattles his twig and berries so violently that he experiences an involuntary orgasm.
My baby pulled the old Saber rattler on me while we were watching Gleaming the Cube and I had to change my shorts.
While receiving a blow job, the receiver of said pleasure open hand slaps the side of the givers head with the ferocity of JJ Watt performing a swim move while pursuing the quarterback.
"I gave the old lady such a Skull Rattler last night that she may need to enter the NFL's concussion protocol."