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1.
The situation that results when, during a game of backgammon, you have built on your side a series of blocks (two pieces on each point), such that the opponent is trapped, unable to escape.

(See Turkish Prison for a related term.)
(During a backgammon game.)

You: "Haha! You are now in an Ottoman Prison and cannot escape! If this was a Turkish Prison you might be able to get out, but this is an Ottoman Prison. Sorry my friend, you are not going anywhere for awhile ..."

Your opponent: "Damn."
by Crater14 January 22, 2011