adj not having the lines separated by leads; not open.
2. solid ·adj sound; not weakly; as, a solid constitution of body.
3. solid ·adj united; without division; unanimous; as, the delegation is solid for a candidate.
4. solid ·adj firm; compact; strong; stable; unyielding; as, a solid pier; a solid pile; a solid wall.
5. solid ·noun a magnitude which has length, breadth, and thickness; a part of space bounded on all sides.
6. solid ·adj having all the geometrical dimensions; cubic; as, a solid foot contains 1,728 solid inches.
7. solid ·noun a substance that is held in a fixed form by cohesion among its particles; a substance not fluid.
8. solid ·adj of a fleshy, uniform, undivided substance, as a bulb or root; not spongy or hollow within, as a stem.
9. solid ·adj applied to a compound word whose parts are closely united and form an unbroken word;
opposed to hyphened.
10. solid ·adj not hollow; full of matter; as, a solid globe or cone, as distinguished from a hollow one; not spongy; dense; hence, sometimes, heavy.
11. solid ·adj fig.: worthy of credit, trust, or esteem; substantial, as opposed to frivolous or fallacious; weighty; firm; strong; valid; just; genuine.
12. solid ·adj impenetrable; resisting or excluding any other material particle or atom from any given portion of space;
applied to the supposed ultimate particles of matter.
13. solid ·adj having the constituent parts so compact, or so firmly adhering, as to resist the impression or penetration of other bodies; having a fixed form; hard; firm; compact;
opposed to fluid and liquid or to plastic, like clay, or to incompact, like sand.