a single value representative of a set of other values obtained by adding all the values together and dividing by the number of them; arithmetic mean

The average of 7, 10, 3, and 12 is 8

a level typical of a group, class, or series

of below-average intelligence

a ratio expressing the average performance of a sports team or sportsperson as a fraction of the number of opportunities for successful performance

in law:

in arithmetic and geometry, equalling a mean

equalling an average

The average age of the participants was 16

(often + out) to be, or come, or bring to an average

The gain averaged out at 20%

to do, get, or have (a certain amount) as an average

She averages six hours’ work a day

in arithmetic and geometry, to find the average of (a set of values)

(often + out) to bring (disparate values) towards the average by redistribution, etc

to have an average or mid-range value of (a certain colour, etc)

a colour averaging a pale purple