Definitions by [e-mail]

sexy back 

literally, "bringing sexy back". i.e Justin Timberlake's song "Sexy back". Can also be used with a sarcastic connotation

Examples:
"Those man-boobs are SO sexy back"

"OMG GIRL THOSE NEW PIX ON YO MYSPACE ARE SEXY BACKKKK"

girl 1: omgg look at that old guy in the red speedo
girl 2: ughhh SEXYBACK

sexy back by [e-mail] September 23, 2006