Mis·sis·sip·pi·an [ mìssi síppee ən ](pluralMis·sis·sip·pi·ans)
noun
Definition:
1. somebody from Mississippi: somebody who comes from Mississippi
2. geologic epoch: the epoch of geologic time, 360 million to 330 million years ago, during which land plants became larger and more varied, particularly in low-lying swampy areas