cutoff

n. act of cutting off; part that branches off from another (as in a road or stream); cutoff switch (Electricity); point or time beyond which something is no longer effective or usable

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Noun
1. a designated limit beyond which something cannot function or must be terminated
(hypernym) limit, limitation
2. a route shorter than the usual one
(synonym) shortcut, crosscut
(hypernym) road, route
3. a device that terminates the flow in a pipe
(hypernym) device

A cut made by dredging that eliminates a bend in the river or curve. Usually refers to a new channel made by entering at the head of a bend, passing through the cut, and emerging at the end of the bend on the downstream side. (TNDOT1)

The seat immediately to the right of the dealer button. In home games where the player on the button actually shuffles and deals the cards, the player in the cutoff seat cuts the deck (hence the name).