A term that can be used when one has recently conceived a baby and has become pregnant again shortly after.
Sarah: "Is Susan pregnant again? She's only just had a baby"
Radley: "She's certainly keeping the oven hot"
When you and multiple other people put your dicks in another guys ass and leave them in it for hours
Brayden: Ayden im gonna give you a hot sausage oven
Ayden: alright bro you're done