having received a raging boner from the hot female stylist, the man executed a barber shop throwover with ninja-like precision
a barber shop throwover is the act of masturbating while under the concealment of a barber or salon apron during a haircut or other cosmetic treatment
"having received a raging boner from the hot female stylist, the man executed a barber shop throwover with ninja-like precision" What is the definition of "barber shop throwover"?