Borders
'borders' is the definition.
(an edge is a border or margin)
This is all the clue.
(Other definitions for edges that I've seen before include "Slowly moves" , "Outside limits" , "Inches" , "Des, e.g. (anag.)" , "Outer limits" .)
'borders' is the definition.
('abut' can be a synonym of 'border')
This is all the clue.
(Other definitions for abuts that I've seen before include "borders" , "Lies adjacent to another" , "Touches, leans on" , "Of building, is next to" , "Ends or leans against" .)
'borders' is the definition.
(I know this)
This is all the clue.
(Another definition for margins that I've seen is " Profits".)