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Meaning of key fob | Babel Free

Noun CEFR B2

Definitions

  1. An item carried on a key ring either as decoration or for security.
  2. A passive wireless electronic device that usually uses RFID technology to control access to buildings, containers, computers, etc. by being placed near a detector.
  3. An active wireless electronic device that controls access to buildings or vehicles, such as a remote control for a car door lock.

Equivalents

Examples

“She finds her key fob and unlocks the doors.”

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

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