dumb·bell 
(dŭmbĕl′)
(dŭmbĕl′)n.
1. A weight consisting of a short bar with a metal ball or disk at each end that is lifted for muscular development and exercise.
2. Slang A stupid person; a dolt.
[From an apparatus similar to that used in ringing a church bell, but without the bell, used for practice or physical exercise.]
- passiveness
- passive recreation
- passive resistance
- passive resister
- passive restraint
- passive smoke
- passive transfer
- passive transport
- passivism
- passivist
- passivity
- passkey
- pass lips
- pass muster
- pass muster
- pass off
- pass (one's) lips
- pass one's lips
- pass out
- pass over
- Passover
- pass pattern
- pass phrase
- passport
- pass rush