>No, we say "bun in the oven". Also "up the duff", "up the shoot", "in the family way", for unfortunate outcomes: "in trouble".
I figure I was CC'd (sissied?) on this one because a contribution was expected... so:
"has a tenant", "zakevila" (keva - mom, ergo, "mom'd up"), and the Dalmatian archaic "has no time of her own".