teacher's pet
A person who has gained favor with authority, as in Al has managed to be teacher's pet in any job he has held. This expression transfers the original sense of a teacher's favorite pupil to broader use. [1920s]
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |