impose a penalty on; inflict punishment on; "The students were penalized for showing up late for class"; "we had to punish the dog for soiling the floor again"
to surrender someone or something to another; "the guard delivered the criminal to the police"; "render up the prisoners"; "render the town to the enemy"; "fork over the money"
notify, usually in advance; "I warned you that I would ask some difficult questions"
ask to go away; "The old man warned the children off his property"
notify of danger, potential harm, or risk; "The director warned him that he might be fired"; "The doctor warned me about the dangers of smoking"
admonish or counsel in terms of someone's behavior; "I warned him not to go too far"; "I warn you against false assumptions"; "She warned him to be quiet"