kir·pan (kîr-pän′, kûr-) n. A ceremonial dagger or sword with a curved blade that all observant Sikhs are required to wear. [Punjabi kirpān and Hindi kr̥pān, both from Sanskrit kr̥pāṇaḥ, sacrificial knife, dagger; perhaps akin to kalpayati, he distributes, trims, cuts; see skel- in Indo-European roots.] Kirpan (kɪrˈpɑːn) n (Other Non …