jammer

IPA: dʒˈæmɝ

Any device used to jam radio reception.
A kind of form-fitting swimwear used by athletes, resembling shorts.
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.
(roller derby) A player who attempts to score points by making their way past other players.

Examples of "jammer" in Sentences

Gonna quit this whammy-jammer is what I'm gonna do!
How does title = "jammer" cell phone phone jammer came into existence?
"jammer" - usually their fastest player - around the track ahead of opposition players.
Lochte touched in 1: 45.30 wearing a waist-to-knee "jammer" textile suit that was mandated earlier in the year.
One player from each team-the "jammer" - tries to lap the track and push through the pack of other rollergirls, scoring points along the way.
All characters are over the top, with each having a dance style and a jammer, which is basically a special move that can be used to damage opponents.
This song is the quintessential 80's song, and its a real "jammer" with excellent guitars, fantastic percussion, and vocals that just knock your socks off.