Definitions by Nav23

John Hancock 

The act of of cumming on your partner's back during sexual intercourse, then signing it with a sharpie.

Last night I gave Jane the ol' John Hancock.

John Hancock by Nav23 April 17, 2011

First Continental Congress 

The act of multiple people ejaculating on someone's back, then all signing it with a sharpie.

George Washington: Hey lets invite Betsy Ross over for a First Continental Congress.

Benjamin Franklin: Splendid.

First Continental Congress by Nav23 April 17, 2011