bar

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/bɑː/ English

Definitions

A solid, more or less rigid object of metal or wood with a uniform cross-section smaller than its length.“The window was protected by steel bars.”
A solid metal object with uniform (round, square, hexagonal, octagonal or rectangular) cross-section; in the US its smallest dimension is 1/4 inch or greater, a piece of thinner material being called a strip.“Ancient Sparta used iron bars instead of handy coins in more valuable alloy, to physically discourage the use of money.”
A cuboid piece of any solid commodity.“bar of chocolate”
A broad shaft, or band, or stripe.“a bar of colour”

To obstruct the passage of (someone or something).“Our way was barred by a huge rockfall.”
To prohibit.“I couldn't get into the nightclub because I had been barred.”
To lock or bolt with a bar.“bar the door”
To imprint or paint with bars, to stripe.

Except, other than, besides.“He invited everyone to his wedding bar his ex-wife.”
Denotes the minimum odds offered on other horses not mentioned by name.“Leg At Each Corner is at 3/1, Lost My Shirt 5/1, and it's 10/1 bar.”

A non-SI unit of pressure equal to 100,000 pascals, approximately equal to atmospheric pressure at sea level.