This word can be used in place of "hot dog" or "weiner" or "sausage" at any time or place.
Doctor: (Eating a hot dog) Delicious!
Homer: I've got the presciption for you, Doctor... another hot beef injection! (Hands him a hot dog)
An expression of the desire to fuck or be sucked off and then cum inside the fuck partner.
Open your mouth so I can give you my hot beef injection.