Best definition
yesterbating
Masturbating someone else yesterday/the day before.Also can be used as yesterbated and yesterbate

ex:

Dimond-“damn, my arm hurts from yesterbating that trucker”

Pimp daddy- “Well, bitch, you gotta ‘nother comin’ a quarter till. Here’s some vicodin”

Dimond- “Daddy, you treat me so good.”

ex:

Jim-“I wish I had someone to yesterbate me too.”

Tommy-“Don’t worry the prom is coming up soon!”