n.
1.the person who leads a musical group
2.a device designed to transmit electricity, heat, etc.
3.a substance that readily conducts e.g. electricity and heat
4.the person who collects fares on a public conveyance
Idiom of the Day
rob the cradle
to marry a person much younger than oneself
Everybody said that my boss was robbing the cradle when he married the young woman at our company.