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**1 ** : the chance that something will happen **2 ** [singular] : something that has a chance of happening **3 ** : a measure of how often a particular event will happen if something (such as tossing a coin) is done repeatedly ## in all probability

pluralprobabilities

pluralprobabilities

Learner's definition of PROBABILITY

[count]

- The
*probability*[=*likelihood*] of an earthquake is low/high. - There is a low/high
*probability*that you will be chosen.

[noncount]

- There is some
*probability*of rain tomorrow.

- With the dark clouds moving in, rain seems more like a
*probability*than a possibility.

[count]

- The
*probability*of a coin coming up heads is one out of every two tries.

[noncount]

- the laws of
*probability*

: almost certainly : very likely

*In all probability*, he will go home tomorrow.- We will contact you,
*in all probability*, next week.

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