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To take control of a object by picking it up with one hand using all 5 fingers and as a result an "O" is made with both sides of your hand.
1) Adam:That toy train is going to crash into a wall.

John: Deploy the O-5-O!

2) * An adult picks up a kid's toy car.*

Kid: Hey I was playing with that!!

Adult: sorry but the O-5-O says you should stop.
by Adathorrules October 21, 2013
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