a coin flip

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a coin flip

1. Literally, the act of throwing a coin into the air, with the outcome of something dependent on which side of the coin lands face-up. We figured the fairest way was to do a coin flip to see who should keep Dad's old stamp collection.
2. By extension, a situation in which two outcomes, usually opposites, are equally likely and will be decided by chance. At this point, it's really just a coin flip whether we'll be able to recoup our costs from this project or not.
See also: coin, flip
References in periodicals archive ?
TEHRAN (FNA)- People's ability to make random choices or mimic a random process, such as coming up with hypothetical results for a series of coin flips, peaks around age 25, according to a study.
Part II plays out in a series of theoretical coin flips where heads is dating Troy and tails is dating Ryan.
When they have two losses in coin flips at poker, they erroneously start thinking the next one is likely to be a win.
The statistically expected chance of obtaining two tails in two coin flips is kept at 25% in all four conditions (3/6 x 3/6 = .
There could be as much drama in a couple coin flips as there is in the games during the final night of the football regular season this evening.
In these games, a sequence of local coin flips is generated, which must be combined to form a single global coin flip.
In one illustration of this so-called gambler's fallacy, volunteers wrongly assume that a run of heads in a sequence of random coin flips will give way to a corrective series of tails to result in roughly equal numbers of heads and tails overall.