#1
signal n. [
signaling, sign] any nonverbal action or gesture that encodes a message; "signals from the boat suddenly stopped"
. wn #2
signal v. [
sign, signalize, signalise] communicate silently and non-verbally by signals or signs; "He signed his disapproval with a dismissive hand gesture"; "The diner signaled the waiters to bring the menu"
. wn #3
signal v. [
bespeak, betoken, indicate, point] be a signal for or a symptom of; "These symptoms indicate a serious illness"; "Her behavior points to a severe neurosis"; "The economic indicators signal that the euro is undervalued"
. wn #4
signal n. any incitement to action; "he awaited the signal to start"; "the victory was a signal for wild celebration"
. wn #5
signal s. notably out of the ordinary; "the year saw one signal triumph for the Labour party"
. wn