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1. To be or become clogged. Said predominantly of one's nose or sinuses. I can tell it's hay fever season because my nose stuffs up each time I step foot outside.
2. To cause one's nose or sinuses to become clogged. In this usage, a noun or pronoun can be used between "stuff" and "up." Often used in passive constructions. All the dust from this construction work keeps stuffing me up. My nose has been stuffed up all weekend thanks to this cold.
3. To hide something by shoving it up and into something or some place. In this usage, a noun or pronoun is used between "stuff" and "up." Apparently he had been stuffing cash up the chimney because he thought the hospice staff were stealing from him.
4. To pack or shove something into an opening in order to plug it. In this usage, a noun or pronoun can be used between "stuff" and "up." We've been using rags to stuff up the leaks, but I don't know if it will be enough before we reach shore. You can stuff the chimney up with newspapers to keep the draft out, but just don't forget to clear it out before you light your next fire!
5. To pack something into someone or something until they or it is full. In this usage, a noun or pronoun can be used between "stuff" and "up." Often used in passive constructions. The restaurant proudly aims to stuff its patrons up with portions several times larger than what is normal or necessary. The spare bedroom is still all stuffed up with boxes and extra clothes from our move.
stuff something up something
to force something upward or up into something. He tried to hide the book by stuffing it up the chimney. Sam stuffed the money he found up the downspout, where he thought no one would find it.
stuff something up
to plug something by stuffing something in its opening. He stuffed the hole up with old newspapers. Liz stuffed up the hole with paper.
1. To pack or fill something completely with a large quantity of something: I can't eat any more—that big meal stuffed me up. We stuffed up the closet with all our old magazines.
2. To cause someone's sinus or nasal passages to be clogged: The flu really stuffed me up. I was stuffed up with a bad cold.
3. To be clogged. Used especially of sinus and nasal passages: My nose stuffs up whenever I catch a cold.