Definition of keep to
1 : to stay in or on (something) : to not leave (something) <He kept to the house most of the time.> <She keeps to the main roads when she travels.>
2 : to not go beyond (something) <He tried to keep to his budget.>
3 : to act or behave in the way required by (something) : to obey <Keep to the rules of the game.>
4 : to not move away from or change (something) <I wish you'd just keep to the point.> <They kept to their story.>
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