The sign for "sign" as in a road sign or a sign on a wall (not sign language) is done by using your index fingers to trace a square in the air.
SIGN / SQUARE / BOARD:
Note: The above sign for SQUARE is not used to mean "Sign Language." Instead see: "Sign Language"
Also, for non-sign-language related information on custom designed signs, window graphics, banners, car magnets, as well as small materials like business cards and brochures check out: www.Signazon.com
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