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i. To be "edgey" about something, i.e. To be aware of it.

ii. "Edgey" i.e. Watch out, something is about to happen.

iii. To keep an "edgey" is to keep a lookout.
i. "Edgey the free cheeseburger"

ii. "Edgey the swamp donkey coming your way"

iii. "Edgey Mr Mair, edgey the jannie".
by Ali JTB July 22, 2005