Dust | Mean of dust in English Dictionary

/ˈdʌst/

• Noun
• fine dry powder that builds up inside buildings on surfaces that have not recently been cleaned
1. The floor was covered with dust.
2. You can see the dust particles floating through the air.
3. There is not a speck of dust in that house.
4. The book just sat on the shelf gathering dust.
• fine powder made up of very small pieces of earth or sand
1. As the car sped down the dirt road, it left a cloud of dust behind.
2. The wind kicked up dust. [=blew dust into the air]
• fine powder made from a particular substance
1. coal/gold dust
2. He wiped the chalk dust off his hands.

• to breathe the dust that has been raised into the air by the vehicle that is moving in front of you
1. He said, “Eat my dust! ” as he jumped in his car and drove away.
2. They've left other companies eating their dust. [=they have gone far ahead of other companies]
• to go far ahead of (someone)
1. The company has left its competitors in the dust.
• Verb
• to make (something) clean by brushing or wiping dirt and dust from the surface
1. He dusted the furniture.
2. She dusted the sand off her leg.
3. (US) He stood up and dusted himself off. = (Brit) He stood up and dusted himself down. [=he brushed the dirt/dust off his clothes]
4. I dust at least once a week.
• to cover (something) with a fine powder
1. Dust the pan with flour.
2. The police dusted the table for fingerprints. [=they put a fine powder on the table so that any fingerprints could be seen]
3. The crops will be dusted with pesticide.
• to use (something) again after not using it for a long time
1. For his comeback tour, the comedian dusted off some of his old jokes.