have a bun in the oven

VERB
22 LETTERS · STARTS WITH H

have a bun in the oven is a valid 22-letter word worth 31 points in Scrabble and 36 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
H4A1V4E1A1B3U1N1I1N1T1H4E1O1V4E1N1
4 + 1 + 4 + 1 + 0 + 1 + 0 + 3 + 1 + 1 + 0 + 1 + 1 + 0 + 1 + 4 + 1 + 0 + 1 + 4 + 1 + 1 =31 PTS
DOUBLE WORD → 62TRIPLE WORD → 93
MEANING

What does have a bun in the oven mean?

VERB · 1 SENSE