meat tag
Tattoo that military personal (infantry mostly) get on the ribcage that says the persons name or other identity. Used because even if a body is burned beyond recognition, tattoos can still be seen.
Tom just got out of boot camp and got his meat tag before he ships out to Iraq.
meat tagged
It means that you have been marked as a hot item.
"This is so not a feminist thing to say, but there is a group of women over at the bar who have you meat-tagged like nobody's business." -- Alyson; The L Word