What is the meaning of yard?

noun

• A unit of length equal to 3 feet; defined as 91. 44 centimeters; originally taken to be the average length of a stride.
  • synonyms: pace
• The enclosed land around a house or other building.
  • usage: "it was a small house with almost no yard"
  • synonyms: grounds, curtilage
• A tract of land enclosed for particular activities (sometimes paved and usually associated with buildings. )
  • usage: "they opened a repair yard on the edge of town"
• The cardinal number that is the product of 10 and 100.
  • synonyms: thousand, one thousand, 1000, M, K, chiliad, G, grand, thou
• A unit of volume (as for sand or gravel.
  • synonyms: cubic yard
• A tract of land where logs are accumulated.
• An area having a network of railway tracks and sidings for storage and maintenance of cars and engines.
  • synonyms: railway yard, railyard
• A long horizontal spar tapered at the end and used to support and spread a square sail or lateen.
• An enclosure for animals (as chicken or livestock. ).