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signal

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verb American English pronunciation: signal /ˈsɪɡnəl/ 
Word Forms
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present tense
I/you/we/theysignal
he/she/itsignals
present participlesignaling or signalling
past tensesignaled or signalled
past participlesignaled or signalled
Other entries for this word
  1. 1
    [intransitive/transitive] to make a movement or sound that has a special meaning to another person

    The cyclist signaled and turned right.

    signal that:

    He turned on his flashlight to signal that he was ready.

    signal (to) someone to do something:

    The driver signaled her to cross the road.

    signal to someone:

    He signaled frantically across the room to his wife.

    Thesaurus entry for this meaning of signal
  2. 2
    [transitive] to show that something is happening or will happen

    This agreement signaled the end of the war.

    signal that:

    The new tax signaled that Congress was serious about the environment.

    Thesaurus entry for this meaning of signal
  3. 3
    [transitive] if you signal a quality or your feelings, you show what you intend to do about something

    The kidnappers have signaled their willingness to negotiate.

    Both parties have signaled their determination to win.

    Thesaurus entry for this meaning of signal

This is the American English definition of signal. View British English definition of signal.

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