Like the coats of many terriers (4)
I believe the answer is:
wiry
(Other definitions for wiry that I've seen before include "with coarse hair" , "Strong and flexible" , "Lean, tough, sinewy" , "strong and slim" , "Slender but strong and agile" .)
I believe the answer is:
wiry
(Other definitions for wiry that I've seen before include "with coarse hair" , "Strong and flexible" , "Lean, tough, sinewy" , "strong and slim" , "Slender but strong and agile" .)