have a bun in the oven(redirected from had a bun in the oven)
Also found in: Dictionary, Thesaurus, Medical, Financial.
Like this video? Subscribe to our free daily email and get a new idiom video every day!
have a bun in the oven
To be pregnant. You're having a baby shower for Carla today? Wow, I didn't even know she had a bun in the oven.