back

back · noun

imported

Definitions

noun

  1. 1.

    The rear surface of the human body from the shoulders to the hips.

  2. 2.

    The rear part of something.

  3. 3.

    The spine.

  4. 4.

    Toward the rear; in the opposite direction.

  5. 5.

    In return.

  6. 6.

    To a previous position or state.

  7. 7.

    Of or at the back.

  8. 8.

    Support or assist.

  9. 9.

    Move backward.

Forms

plural: backs

Phrases & expressions

  • •
    behind someone's back — Without their knowledge.
  • •
    back to back — Facing opposite directions; consecutive.
  • •
    get off someone's back — Stop criticizing or pressuring.
  • •
    have one's back — Support and protect someone.
  • •
    stab in the back — Betray.
  • •
    back down — Withdraw from a position.
  • •
    back up — Support; move backward; make a copy.
  • •
    turn one's back on — Reject; abandon.

Related words

Antonyms: forward, front
See also: backward, front, rear, return
Synonyms: rear, reverse, spine

Etymology

From Old English bæc ("back"), from Proto-Germanic baką.