| baby-sit | |
| —vb , -sits, -sitting, -sat | |
| (intr) to act or work as a baby-sitter | |
| 'baby-sitting | |
| —n, —adj | |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |