I usually keep a camera in my car. Just for moments like these -- when I see a license plate that somehow eluded the eagle eyed license plate police who spend their lives preventing people from having plates that say PENIS or VAGINA or any of their many euphemisms.
There is no comparable word in American English for the British word
WANKER. Maybe someone at the Department of Motor Vehicles thought it was a last name or
something. Or some prisoner making plates slipped one by the guard. Like an
incarcerated inner city gang member would have a clue what WANKER
Sorry, but I don't feel obligated to
provide a definition. If you don't know, trust me, it's not ready for imprinting on a
license plate. Look it up yourself.