Examples of “maintain” in a Sentence

verb To keep something in its current, good condition over time.

• Regular servicing helps maintain the engine.
• They worked hard to maintain their friendship despite living abroad.
• It takes daily effort to maintain a garden in good shape.

verb To insist that something is true.

• He maintained his innocence throughout the trial.
• She maintains that she locked the door before leaving the house.
• Scientists maintain that the old bridge is still safe to cross.