1. (noun)average, norm a statistic describing the location of a distribution "it set the norm for American homes"
2. (noun)average (sports) the ratio of successful performances to opportunities
3. (adj)average an intermediate scale value regarded as normal or usual "he is about average in height"; "the snowfall this month is below average"
4. (adj)average, mean(a) approximating the statistical norm or average or expected value "the average income in New England is below that of the nation"; "of average height for his age"; "the mean annual rainfall"
5. (adj)average, ordinary lacking special distinction, rank, or status; commonly encountered "average people"; "the ordinary (or common) man in the street"
6. (adj)average, fair, mediocre, middling lacking exceptional quality or ability "a novel of average merit"; "only a fair performance of the sonata"; "in fair health"; "the caliber of the students has gone from mediocre to above average"; "the performance was middling at best"
7. (adj)average, intermediate, medium around the middle of a scale of evaluation "an orange of average size"; "intermediate capacity"; "medium bombers"
8. (adj)modal(a), average relating to or constituting the most frequent value in a distribution "the modal age at which American novelists reach their peak is 30"
9. (verb)median(a), average relating to or constituting the middle value of an ordered set of values (or the average of the middle two in a set with an even number of values) "the median value of 17, 20, and 36 is 20"; "the median income for the year was $15,000"
10. (verb)average, average out amount to or come to an average, without loss or gain "The number of hours I work per work averages out to 40"
11. (verb)average achieve or reach on average "He averaged a C"
12. (verb)average, average out compute the average of
Definitions of 'average'
Webster 1913 Dictionary
1. (adj)average pertaining to an average or mean; medial; containing a mean proportion; of a mean size, quality, ability, etc.; ordinary; usual; as, an average rate of profit; an average amount of rain; the average Englishman; beings of the average stamp
2. (adj)average according to the laws of averages; as, the loss must be made good by average contribution
3. (noun)average that service which a tenant owed his lord, to be done by the work beasts of the tenant, as the carriage of wheat, turf, etc
4. (noun)average a tariff or duty on goods, etc
5. (noun)average any charge in addition to the regular charge for freight of goods shipped
6. (noun)average a contribution to a loss or charge which has been imposed upon one of several for the general benefit; damage done by sea perils
7. (noun)average the equitable and proportionate distribution of loss or expense among all interested
8. (noun)average a mean proportion, medial sum or quantity, made out of unequal sums or quantities; an arithmetical mean. Thus, if A loses 5 dollars, B 9, and C 16, the sum is 30, and the average 10
9. (noun)average any medial estimate or general statement derived from a comparison of diverse specific cases; a medium or usual size, quantity, quality, rate, etc
10. (noun)average in the English corn trade, the medial price of the several kinds of grain in the principal corn markets
11. (verb)average to find the mean of, when sums or quantities are unequal; to reduce to a mean
12. (verb)average to divide among a number, according to a given proportion; as, to average a loss
13. (verb)average to do, accomplish, get, etc., on an average
14. (verb)average to form, or exist in, a mean or medial sum or quantity; to amount to, or to be, on an average; as, the losses of the owners will average twenty five dollars each; these spars average ten feet in length
Definition of average 
