در

دَرِيرٌ درير A horse (S, K) or similar beast (K, TA) that is swift: (S, K:) or swift in running, and compact in make: (TA:) or compact and firm in make. (K, TA.) [See also دَرِّىٌّ and مُسْتَدِرٌّ.] -A2- See also دَارٌّ.