An operation that removes the foreskin of a man or, more often, an infant's penis. Local anistetic is used and it is a very painless surgery. It is tradition to perform on newly born Jewish males.
Afterwards, the penis is much cleaner and most women find it more attractive. Many men think it imasculates them, but that is definatly not the case.
Girl: Truth or dare?
Girl: Are you circumcised?
Boy: Uhmmm yeah.
Girl: Sweet. Oral?