A husband and wife decide to make a password for sex, they decide on a ‘washing machine’.
Later in bed that night husband says, “Washing machine. “
Wife replies, “Not tonight darling I have a sore head. “
Half an hour passes and she feels guilty so she says, “Washing machine. “
Husband replies, “Too late. It was only a small load so I decided to do it by hand. “
This joke is included in the Black Book of Jokes. You can order it from here.