intransitive verb
Definition: To do something in a careless or awkward way, often resulting in a mistake or failure.
Example: He muffed the catch during the game, letting the ball slip through his fingers.
noun
Definition: A small, cylindrical cover made of fur or cloth that is open at both ends, used to keep hands warm.
Example: She slipped her hands into the soft muff to keep them warm on the chilly day.
transitive verb
Definition: To handle something clumsily or to fail to catch or perform it correctly, especially in sports.
Example: He muffed the catch during the game, allowing the ball to hit the ground.