a carriage pulled by four horses with one driver | a vehicle carrying many passengers; used for public transport |
a railcar where passengers ride | a car that is old and unreliable |
a vehicle carrying many passengers; used for public transport | an electrical conductor that makes a common connection between several circuits |
a person who gives private instruction (as in singing, acting, etc.) | the topology of a network whose components are connected by a busbar |
(sports) someone in charge of training an athlete or a team | |