Shelf | Mean of shelf in English Dictionary

/ˈʃɛlf/

• Noun
• a flat board which is attached to a wall, frame, etc., and on which objects can be placed
1. Put the vase on the shelf.
2. the top/bottom shelf of the kitchen cabinet
3. Will you get that book down off the shelf?
4. We don't have much shelf space.
• a flat area of rock, sand, etc., especially underwater
1. a coastal shelf
• directly from a store without having to be specially made or ordered
1. The dress was a perfect fit right off the shelf.
2. equipment purchased off the shelf

• in an inactive state
1. They put their plan to remodel the house on the shelf for the time being.
2. The quarterback remains on the shelf [=is still not playing] with a severe injury.