1 definition by Megan Reid
a sexual act in which a man humps a woman's leg while his penis is in an erect state while wearing clothes; dry humping of the leg; to perform such an act; sometimes abbreviated as SBA.
"The date was going okay until we started making out and he totally Susan B. Anthonied me!"
"If I never get another Susan B. Anthony it will be too soon!"
"If I never get another Susan B. Anthony it will be too soon!"
by Megan Reid July 31, 2006