1) A cut of
beef that one may choose to eat with Sunday lunch.
2) The little
hot bit towards the end, when smoking
marijuana, that sometimes burns your lips.
3) A chubby elbow or knee (etc).
"Be a babe, and nip up to LidL to fetch us a
beef joint for dinner"
"That
beef just burned my fucking lips"
"Rosie, you seriously need to hit the gym and work off those
beef joints".