[bey-bee-sit] 
verb, -sat, -sit⋅ting.| 1. | to take charge of a child while the parents are temporarily away. |
| 2. | to baby-sit for (a child): We've placed an ad for someone to baby-sit the youngsters in the evening. |
| 3. | to take watchful responsibility for; tend: It will be necessary for someone to baby-sit the machine until it is running properly. |
| ba·by·sit·ter also ba·by-sit·ter (bā'bē-sĭt'ər) n.
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