Yes, according to Merriam-Webster you are correct in your definition of "average."
Main Entry:
1av·er·age Pronunciation:
'a-v(&-)rij Function:
noun Etymology: from earlier
average proportionally distributed charge for damage at sea, modification of Middle French
avarie damage to ship or cargo, from Old Italian
avaria, from Arabic
'awArIyah damaged merchandise
Date: 1732
1 a : a single value (as a mean, mode, or median) that summarizes or represents the general significance of a set of unequal values
b : MEAN 1b
2 a : an estimation of or approximation to an arithmetic mean
b : a level (as of intelligence) typical of a group, class, or series <above the
average>
3 : a ratio expressing the average performance especially of an athletic team or an athlete computed according to the number of opportunities for successful performance
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on average or on the average : taking the typical example of the group under consideration <prices have increased
on average by five percent>
synonyms AVERAGE,
MEAN,
MEDIAN,
NORM mean something that represents a middle point.
AVERAGE is exactly or approximately the quotient obtained by dividing the sum total of a set of figures by the number of figures <scored an
average of 85 on tests>.
MEAN may be the simple average or it may represent value midway between two extremes <a high of 70° and a low of 50° give a
mean of 60°>.
MEDIAN applies to the value that represents the point at which there are as many instances above as there are below <
average of a group of persons earning 3, 4, 5, 8, and 10 dollars a day is 6 dollars, whereas the
median is 5 dollars>.
NORM means the computed or estimated average of performance of a significantly large group, class, or grade <scores about the
norm for 5th grade arithmetic>.
>>Long-term, above-average returns will return to trend.
EXACTLY...and since prices have been rising at way above average, they will at some point need to drastically underperform in order to trend towards the historical norm.
Everytime, without exception, the great masses of people believe they have found they next easiest way to get rich easy and they jump on the bandwagon...you know the party is just about over...