margin /ˈmɑɚʤən/ noun
plural margins
plural margins
Learner's definition of MARGIN
: the part of a page that is above, below, or to the side of the printed part
: the place where something (such as a piece of land) stops : the edge of something
often used figuratively in the phrase on the margins or (US) on the margin
: an extra amount of something (such as time or space) that can be used if it is needed
◊ If you have little or no margin for/of error, it means that you need to be very careful not to make mistakes. If you have a greater margin for/of error, you can be less careful.
: a measurement of difference
◊ A margin of error is a number or percentage that shows how accurate a measurement is.
see also profit margin