have a bun in the oven

Từ điển WordNet v3.1 - WordNet Dictionary

verb

be pregnant with
- She is bearing his child
- The are expecting another child in January
- I am carrying his child
• Syn:
bear, carry, gestate, expect
• Derivationally related forms:
expectant (for: expect), expectation (for: expect), gestation (for: gestate)
• Hypernyms:
give birth, deliver, bear, birth, have
• Verb Group:
give birth, deliver, bear, birth, have, expect
• Entailment:
conceive
• Verb Frames:
- Somebody ----s somebody