Meaning of baby-sit

ba•by-sit

Pronunciation: (bā'bē-sit"), [key]
— v., -sat, -sit•ting.
—v.i.
  1. to take charge of a child while the parents are temporarily away.
—v.t.
  1. to baby-sit for (a child): We've placed an ad for someone to baby-sit the youngsters in the evening.
  2. to take watchful responsibility for; tend: It will be necessary for someone to baby-sit the machine until it is running properly.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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