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signal - definition and synonyms


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verb signal pronunciation in American English /ˈsɪɡnəl/
Word Forms
present tense
present participlesignaling or signalling
past tensesignaled or signalled
past participlesignaled or signalled
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  1. 1
    [intransitive/transitive] to make a movement or sound that has a special meaning to another person
    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.

  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.

  3. 3
    [transitive] if you signal a quality or your feelings, you show what you intend to do about something

    Both parties have signaled their determination to win.



to fall over forwards so that your face hits the ground or another surface

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the activity of exploring abandoned buildings and other manmade structures

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