Top Definition
The catchphrase made popular by Homeland Security to encourage the public to remain vigilant in the war on terrorism.

Not to be confused with the catchphrase "See something,eat something" made popular by

Kirstie Alley and the like....
To keep the public safe,Homeland Security encourages everyone to stay aware and if you
"See something,say something"
by sheila in the car May 15, 2013
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