jammer

Meaning

Noun

• Any device used to jam radio reception.
• A form of swimwear used by athletes.
• A musician who jams.
• A device (e.g. a jumar) which will slide along a rope in one direction but not the other, used in rock-climbing, caving etc.
• A player who attempts to score points by making their way past other players.

Origin

• jam + -er