1. To proclaim or put forth in a sermon: preached the gospel.2. To advocate, especially to urge acceptance of or compliance with: preached tolerance and peaceful coexistence.3. To deliver (a sermon).
INTRANSITIVE VERB:
1. To deliver a sermon. 2. To give religious or moral instruction, especially in a tedious manner.
ETYMOLOGY:
Middle English prechen, from Old French preechier, from Late Latin praedicre, from Latin, to proclaim : prae-, pre- + dicre, to proclaim; see deik- in Appendix I.