Crossword clues for signalAnswerClueSIGNALNoticeable.SIGNALERWigwagger.SIGNALINGGiving a cueSIGNALSOmensSIGNALEDGave the nod toSIGNALTaps, e.g.SIGNALUse a semaphoreSIGNALEROne giving a cueSIGNALSSemaphore user's outputSIGNALEDIndicated a turnSIGNALFlag or flareSIGNALING. . . on a football field, with 45 AcrossSIGNALSWeather flags.SIGNALPrepare to change lanesSIGNALSSemaphore seriesSIGNALIndicate a turnSIGNALUse a blinkerSIGNALCatcher's finger-wagglingSIGNALSBeckonsSIGNALAll clear, e.g.SIGNALLighthouse outputSIGNALTurn indicator, e.g.SIGNALWink or nodSIGNALLight at a cornerSIGNALFlag or flare, perhapsSIGNALNod or winkSIGNALSSee 38 AcrossSIGNALConspicuous.SIGNALWarning gestureSIGNALFlare, e.g.SIGNALEDUsed semaphoreSIGNALSee 35 DownSIGNALBird call, maybeSIGNALSPrepares to turnSIGNALSIndicatorsSIGNALA wink or a nod, maybeSIGNALIndicateSIGNALRadar blip, e.g.SIGNALSTurn indicators, e.g.SIGNALHeraldSIGNALFlare, usuallySIGNALSWarns about an impending turnSIGNALCell user's needSIGNALTraffic or turn followerSIGNALTraffic stopper, perhapsSIGNALBlinker, e.g.SIGNALLYConspicuouslySIGNALTraffic light, for exampleSIGNALRed light, e.g.SIGNALRemarkable.