verb

• (intransitive) To give a sermon.
  "The minister has just preached from the Book of Psalms."
• (transitive) To proclaim by public discourse; to utter in a sermon or a formal religious harangue.
  "The Spirit of the Lord God is vpon me, therefore hathe the Lord anointed me: he hathe ſent me to preache good tidings vnto the poore,[…]"
• (transitive) To advise or recommend earnestly.
  "My Mʳ preaches patience to him,[…]"
• (transitive) To teach or instruct by preaching; to inform by preaching.
  "The Spirits of the Dead, / Quitting their mortal mansion, enter not, / As falsely ye are preached, their final seat / Of bliss, or bale;[…]"

noun

• (obsolete) A religious discourse.
  "he make peace in his preaches and play with esteem"

intj

• (slang) Used to express strong agreement (as if encouraging somebody to continue speaking).
  "– If you can't do the time, don't do the crime! – Preach!"