1 definition by SayaMae

L.S.S.

(noun) L.S.S- Last Song Syndrome: when you continously hum or sing the last song you heard.

My mom had a case of L.S.S. this morning as she continously sang the last song she heard on the radio, "Livin' on a Prayer" by Bon Jovi.

by SayaMae June 9, 2007