Preach is defined as to give a speech or advice about morals or spirituality.(verb)
An example of preach is Martin Luther King Jr. giving his I Have a Dream speech.
See preach in Webster's New World College Dictionary
Origin: ME prechen < OFr precher < LL(Ec) praedicare, to preach the gospel < L, to declare in public, admonish < prae-, pre- + dicare, to proclaim, akin to dicere, to say: see diction
See preach in American Heritage Dictionary 4
verb preached, preach·ing, preach·es verb, transitive
Origin: Middle English prechen
Origin: , from Old French preechier
Origin: , from Late Latin praedicāre
Origin: , from Latin, to proclaim
Origin: : prae-, pre-
Origin: + dicāre, to proclaim; see deik- in Indo-European roots.
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