Answer: CUER

AnswerCrossword Clue
CUERHe may feed you a line
CUERPrompter?
CUEROne who might work in the wings of a theater
CUEROne in a prompt box
CUERMove caller for a round dance
CUERSignal caller
CUEROne calling the moves for a round dance
CUERPrompt giver
CUERLine feeder
CUERSquare dance official
CUERSignal giver.
CUERRound dance leader
CUERAide in the wings
CUERPerson with a mike at a round dance
CUERPrompter
CUERLine feeder?
CUEROne who prompts
CUERRound dance official
CUERRight hand holding all the cards?
CUERStage coach
CUERTelePrompTer, e.g.
CUERStage aide
CUEROne holding a card, perhaps
CUERSignal giver
CUERStage assistant
CUERPrompt provider
CUERLine provider