nĕc-ŏpīnus (also separately, nĕc ŏpīnus), a, um, adj. (poet).
I Pass., unexpected : necopina mors, Ov. M. 1, 224: ictus, Stat. Th. 6, 778: pericula, Sil. 14, 188; Aus. Grat. Act. ad Grat. 12.—*
II Act., not expecting, unsuspecting, careless : ipsum accipiter necopinum rapit, Phaedr. 1, 9, 6; occultā necopinum (hostem) perde sagittā, Ov. M. 12, 596.