coin-op 
(koinŏp′)
(koinŏp′)n.
Informal
Informal
A commercial establishment equipped with self-service washing machines and dryers that are coin-operated.
adj.
Coin-operated.
- Bettelheim
- better
- better
- better
- better half
- betterment
- better off
- better-off
- bettor
- betty
- Betty
- "Betty."
- "Betty."
- Betty Naomi
- between
- between a rock and a hard place
- betweenness
- between Scylla and Charybdis
- between the devil and the deep blue sea
- betweentimes
- between two fires
- betwixt
- betwixt and between
- scotophobia
- scotopia