Crossword clues for Signal to start 3 lettersAnswerClueCUEStarting signalCUESignal to start actingCUESignal to start speakingCUESignal to startHITITBand's signal to startCUESSignals to startBELLOFTHEBALLSignal to start partying?AIRALERTSignal that starts a scrambleCUEDSignaled to startHITITSignal to startBELLSound signaling the start and end of classTONESignal to start speaking, perhapsCUESINSignals to startRECESSBELLSignal to start playingCUINGSignaling to startGONGFor example, leaving a holiday drink overturned can be what signals the start of dinner (4)TONESignal to start talkingMUSICALCUESignal to start playingBELLStart-of-trading signalWISPStart of a smoke signal