Inflected forms: re·coiled, re·coil·ing, re·coils 1. To spring back, as upon firing. 2. To shrink back, as in fear or repugnance. 3. To fall back; return: Violence does, in truth, recoil upon the violent (Arthur Conan Doyle).
NOUN:
(also rkoil)1. The backward action of a firearm upon firing. 2. The act or state of recoiling; reaction.
ETYMOLOGY:
Middle English recoilen, from Old French reculer : re-, re- + cul, buttocks (from Latin clus; see (s)keu- in Appendix I).