| 1. | the back of something, as distinguished from the front: The porch is at the rear of the house. |
| 2. | the space or position behind something: The bus driver asked the passengers to move to the rear. |
| 3. | the buttocks; rump. |
| 4. | the hindmost portion of an army, fleet, etc. |
| 5. | pertaining to or situated at the rear of something: the rear door of a bus. |
| 6. | bring up the rear, to be at the end; follow behind: The army retreated, and the fleeing civilian population brought up the rear. |
bring up the rear
Be last in a line or sequence, as in As a slow walker, I'm used to bringing up the rear, or In test results Tom always brought up the rear. This term almost certainly came from the military but the earliest citation given by the Oxford English Dictionary is from a 1643 religious treatise by Sir Thomas Browne: "My desires onely are . . . to be but the last man, and bring up the Rere in Heaven."