| back seat | |
| —n | |
| 1. | a seat at the back, esp of a vehicle |
| 2. | informal a subordinate or inconspicuous position (esp in the phrase take a back seat) |
| the offspring of a zebra and a donkey. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |