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solid JUST WRITTEN FOR YOU

/ˈsɒlɪd/ · sol·id
noun
  1. A substance in the fundamental state of matter that retains its size and shape without need of a container (as opposed to a liquid or a gas). Ice is a solid at temperatures below 0 °C.
  2. A three‑dimensional figure (as opposed to a surface, an area, or a curve). A cube is a solid with six square faces.
  3. A favor; a helpful act done for someone. He gave me a solid when I needed a ride to the airport.
adjective
  1. (of an object or substance) That can be picked up or held, having a texture, and usually firm. Unlike a liquid or a gas. The metal rod felt solid in my hand.
  2. Large in size, quantity, or value. She made a solid investment in real estate.
  3. Lacking holes, hollows or admixtures of other materials. The baker used solid chocolate for the ganache.
adverb
  1. In a solid manner; firmly or securely. The building stood solidly against the wind.
  2. Without spaces or hyphens, as in typographic conventions. Many long‑established compounds are set solid.
Did you know? The Latin word solidus also gave its name to a Roman gold coin introduced by Emperor Aurelian; the coin’s name later influenced the English term for something firm and unchanging.
Written by Lexi Wordsworth, Dictionary Editor 0 lookups Added Jul 15, 2026