Describing a method to make a decision or selection by choosing something, often slips of paper, at random. If no one volunteers to be the club's secretary, then we'll have to pick someone by lot.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
by ˈlotusing a method of choosing somebody to do something in which each person takes a piece of paper, etc. from a container and the one whose paper has a special mark is chosen: The committee is chosen by lot and its members change annually.
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