When an army soldier graduates Ranger School, he shows of his prestigious and sought after Ranger Tab on his left shoulder by constantly facing the people he talks to with his left shoulder.
"Sir, why is that Sergeant acting strange"

"Haha, he son just graduated Ranger School, he's just showing off his Ranger Tab. That's the Ranger Tag Brag. Here, check out my left soldier, you wish you had a Ranger Tab too don't ya?"
by Touzinsky December 4, 2009
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