Answer: signals

AnswerCrossword Clue
SIGNALSHigh-low plays at bridge
signalsto communicate by symbols
signalsserving as a signal
signalsSIGNAL, to notify by means of communication
signalsnotable
signalssign or gesture that indicates, warns, or commands
SIGNALSThey may get mixed in communication
SIGNALSBridge stratagems
SIGNALSHeralds
SIGNALSRed flags, e.g.
SIGNALSQuarterbacks' calls
SIGNALSHigh-low ploys in bridge
SIGNALSWarns about an impending turn
SIGNALSQuarterback's repertoire
SIGNALSQuarterback's concern.
SIGNALSWeather flags.
SIGNALSFrom catcher to pitcher.
SIGNALSOmens
SIGNALSBeckons
SIGNALSTurn indicators, e.g.
SIGNALSIndicators
SIGNALSPrepares to turn
SIGNALSSemaphore user's output