Answer:

signaled

Answer	Crossword Clue
SIGNALED	Used semaphore
SIGNALED	Indicated a turn
SIGNALED	Wigwagged.

SIGNALED	Indicated
SIGNALED	Gave the high sign
SIGNALED	Gave the high sign, say

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.