مِغْلًى

[in the CK مِغْلَاء] An arrow with which one raises the arm [in shooting] in order to exceed with it the usual limit, or nearly to do so: (K, * TA:) or, according to the M, that is used in striving to exceed the usual limit: also termed ↓ مِغْلَاةٌ: plural مَغَالٍ. (TA.)