Suck It Fatboy Edit Meaning

1.

A derogatory phrase used to diminish a person's reputation in an attempt to publicly humiliate them. The phrase can also mean, in a literal sense, for a medically obese male to give oral pleasure to a female.

Sally says, "Suck it fatboy" and he proceeds to give her oral pleasure.

or

"Hey, stop being mean to him, and suck it fatboy!"

See l.a.c., suck it, fatboy