ضير1 ضَارَهُ, aor. ـِ inf. n. ضَيْرٌ; (S, M, A, Msb, K;) as also ضَارَهُ, aor. ـُ inf. n. ضَوْرٌ; (S, M, K;) It (a thing, M, K) harmed, injured, hurt, mischiefed, or damaged, him; i. q. ضَرَّهُ, (S, M, K,) or أَضَرَّ بِهِ. (Msb.) You say, هٰذَا مِمَّا لَا يَضِيرُكَ [This is of the things that will not harm thee]: and لَوْ فَعَلْتَهُ لَمْ يَضِرْكَ [Hadst thou done it, it had not harmed thee]: and لَا ضَيْرَ عَلَيْكَ [No harm shall befall thee]. (A.) And مَا يَضِيرُكَ عَلَى الضَّبِّ صِيْدٌ i. q. مَا يَضُرُّكَ q. v. (A in art. ضر.) And Ks says that he had heard (from one of the people of El-' Áliyeh. TA) the phrase لَا يَنْفَعُنِى ذٰلِكَ وَلَا يَضُورُنِى [That will not benefit me, nor will it harm me]. (S, TA.) See also a reading of a phrase in a trad. cited in art. ضر.conj. 3.