Definition of "Average" :
noun: an intermediate scale value regarded as normal or usual
"He is about average in height."
noun: a statistic describing the location of a distribution
noun: (sports) the ratio of successful performances to opportunities
verb: compute the average of
verb: achieve or reach on average
"He averaged a C."
verb: amount to or come to an average, without loss or gain
"The number of hours I work per work averages out to 40."
adjective: lacking special distinction, rank, or status; commonly encountered
"Average people."
adjective: around the middle of a scale of evaluation
"An orange of average size."
adjective: approximating the statistical norm or average or expected value
"The average income in New England is below that of the nation."
adjective: 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)
adjective: relating to or constituting the most frequent value in a distribution
adjective: lacking exceptional quality or ability
"A novel of average merit."