Signal carrier in the body
Signal consent
Signal converter
Signal enhancer
Signal fire
Signal fire on a hill
Signal fires
Signal for a fastball
Signal for a good samaritan
Signal for a performer
Signal for a programmer's jump
Signal for a swig
SIGNAL for actor
Signal for an act to end
Signal for dinner
Signal for help
Signal for immediate assistance
Signal for the USCG
Signal from a clock
Signal from a marooned sailor
Signal from a note passer
Signal from a sinking ship
Signal from a third base coach, sometimes
Signal from an empty stomach
Signal from an impatient motorist
Signal from offstage
Signal from someone in trouble
Signal from the conductor
Signal from the third base coach, maybe
Signal from the wings
Signal giver
signal going inside an electronic system
Signal going into an electronic system
signal going into an electronicsystem
Signal hello or goodbye
Signal hinted at by the first parts of 17-, 31- and 46-Acros
SIGNAL horn
Signal in a courtroom
signal in advance
Signal in many homes, nowadays
Signal in the Gotham City sky
Signal interference
signal light
signal light on a hill
Signal lights
Signal meaning 'help'
signal Network
Signal of a kind
Signal of a soccer ejection
Signal of a sort
Signal of approval
Signal of comprehension
Signal of disdain
Signal of distress
SIGNAL of fire
Signal of imminent danger
Signal officially replaced in 1999
Signal on stage
Signal on the hour
Signal on the road
Signal one's agreement
Signal or indicate
signal or instruction to an aircraft not to land
Signal pupils to assemble perhaps: sound familiar?
Signal quality symbols
signal railroad
Signal receiver
Signal receivers
Signal sayonara
Signal shade
Signal showing a storm's position
Signal silently
Signal silently to
Signal since 1912
Signal sound
Signal strengthener
Signal subtly
SIGNAL success
Signal that a reply is coming in a messaging app
signal that comes out of an electronic system
Signal that danger has passed
Signal that one's ready for dinner?
Signal that replaced "CQD"
Signal the dawn, in a way
Signal the genie
Signal to a runner
Signal to act
Signal to actor
Signal to an actor
Signal to an on-call doctor
SIGNAL to begin
Signal to begin speaking
Signal to begin speaking, perhaps
Signal to clear the road
Signal to come
Signal to come over
Signal to do something
Signal to enter
Signal to go ahead
Signal to go on
Signal to go onstage
Signal to leave
Signal to leave a message
Signal to leave, perhaps
Signal to listen
Signal to pause
Signal to place a call
Signal to proceed
Signal to pull over
Signal to record a message
Signal to speak
Signal to start
Signal to start partying?
Signal to start speaking
Signal to start speaking, perhaps
Signal to start talking
Signal to stop
Signal to stop, with "down"
Signal to the auctioneer
SIGNAL TO WAKEN SOLDIERS
Signal tones
Signal via beeper
Signal when sinking
Signal when to begin
Signal with a beeper
Signal with a gesture
signal with flags
Signal with the hands
Signal withdrawal
Signal-blocking device
Signal-carrying, in a way
Signal-detecting device
Signal, as a cab
Signal, as a taxi
Signal, as for a metered vehicle
Signal, as for an 18 Across
Signal, as with a nod
Signal, in a sly way
Signal, in a way
Signaled
Signaled 'hello'
Signaled "hi" or "bye"
Signaled "thumbs up"
Signaled a hack
Signaled a timeout, say
Signaled agreement
Signaled an actor
Signaled assent
Signaled backstage, perhaps
Signaled for help
Signaled goodbye
Signaled hello or goodbye
Signaled offstage
Signaled on stage
Signaled one's arrival
Signaled slyly
Signaled the butler
Signaled to enter, say
Signaled to speak
Signaled to start
Signaled to, as a taxi
Signaled with the hand
Signaled yeses
Signaled, as a cab
Signaled, as a taxi
Signaled, in a way
Signaler in a box
Signaler on the field
signaling
SIGNALING (alt.)
signaling device
Signaling remembrance, in a way
Signaling thingy
signalise
Signalling actor to speak
Signals
Signals 'OK'
Signals "OK" with one's head
Signals agreement
Signals approval
Signals are used to switch them
Signals assent
Signals at Sotheby's
Signals dropped
Signals for a lane change?
Signals for firefighters
Signals for Revere
Signals from a downed flier, perhaps
Signals from microwaves
Signals goodbye
Signals in the sky
Signals intelligence org.
Signals of what's to come
Signals one's arrival, perhaps
Signals one's presence, in a way
Signals silently
Signals that become greens
Signals the arrival of, as a new era
Signals the auctioneer
Signals the end of the day on base
Signals thumbs-up
Signals to actors
Signals to begin
signals to enter
Signals to pull over
Signals to scramble
Signals to speak up
Signals to start
Signals to those waiting in the wings
Signals via pager
Signals with a head movement
Signals with a thumbs-up
Signals withdrawal
Signals, as a cab
Signals, as a taxi
Signals, as an actor
Signals, as to an auctioneer
Signals, in a way
Signals, to Sigourney
signate
signatory
Signatory on a controversial 2014 treaty
signature
SIGNATURE (abbr.)
Signature accessory of Carmen Miranda
Signature alternative
Signature attire for Archie
Signature authenticator
SIGNATURE by person unable to write his name
Signature comedy routines
signature CSA general
Signature follower, often
Signature followers, for short
signature from a celebrity
Signature item
Signature item for Superman or Doctor Strange
Signature items?
Signature Maryland appetizers
Signature melody
Signature Michael Jackson wear
Signature Obama legislation, for short
Signature of a southern general
SIGNATURE of approval
SIGNATURE of the illiterate
Signature on 1990s Benjamins
Signature on a message to readers, maybe
Signature on back
Signature on many inscribed jugs from the 19th century
Signature part: Abbr.
Signature parts, often (abbr.)