keep the stork flying
and keep the stork busyRur. to have lots of children. Sally's pregnant again, with their sixth. They sure do keep the stork flying! Grandma and grandpa kept the stork flying. I've got ten aunts and uncles.
visit from the stork
Fig. a birth. (According to legend, babies are brought to their parents by a stork.) I hear that Maria is expecting a visit from the stork. The young couple had a visit from the stork.