1. (a.) 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.

2. (a.) Not hollow; full of matter; as, a solid globe or cone, as distinguished from a hollow one; not spongy; dense; hence, sometimes, heavy.

3. (a.) Having all the geometrical dimensions; cubic; as, a solid foot contains 1,728 solid inches.

4. (a.) Firm; compact; strong; stable; unyielding; as, a solid pier; a solid pile; a solid wall.

5. (a.) Applied to a compound word whose parts are closely united and form an unbroken word; -- opposed to hyphened.

6. (a.) Fig.: Worthy of credit, trust, or esteem; substantial, as opposed to frivolous or fallacious; weighty; firm; strong; valid; just; genuine.

7. (a.) Sound; not weakly; as, a solid constitution of body.

8. (a.) of a fleshy, uniform, undivided substance, as a bulb or root; not spongy or hollow within, as a stem.

9. (a.) Impenetrable; resisting or excluding any other material particle or atom from any given portion of space; -- applied to the supposed ultimate particles of matter.

10. (a.) Not having the lines separated by leads; not open.

11. (a.) United; without division; unanimous; as, the delegation is solid for a candidate.

12. (n.) A substance that is held in a fixed form by cohesion among its particles; a substance not fluid.

13. (n.) A magnitude which has length, breadth, and thickness; a part of space bounded on all sides.

OK a certain abiding able to pay ace-high adamantine agreeing an any any one appreciable at one at one with atomic authentic authoritative bad balanced bang-up binding blank block body bony bonzer boss bristling bulky bully but good cake calculable carried by acclamation cement cemental changeless chock-full close close-knit close-textured close-woven clump cluster cogent compact compacted complete compressed concentrated concordant concrete concretion concurrent condensed congested conglomerate conglomeration consentaneous consentient consistent consolidated constant continuing continuous convincing cool corking corneous crackerjack crammed crammed full crawling crowded cubic dandy decent delicious dense dependable developed diamondlike downright ducky durable dure dynamic effective either enduring entire estimable exclusive fab faithful faithworthy fast fiducial fine and dandy firm firm as Gibraltar firmly fixed flintlike flinty forceful frozen full full-fledged full-grown full-scale gear genuine global gluey good good for granitelike granitic great groovy hard hard as nails hardhearted hardly heavy homogeneous honest-to-God horny hot hunky-dory immobile immutable impenetrable impermeable imperturbable in agreement in equilibrium incontestable incontrovertible indisputable individual indivisible infrangible intact integral intensive invincible inviolate iron-hard ironlike irreducible irrefutable jam-packed jam-up jammed just just dandy keen knot lapideous lasting law-abiding lawful legal legitimate like-minded lithoid lithoidal logical lone lump made of iron marble marblelike marvy mass massive material mature matured mean mighty monadic monistic neat nifty nobby node nonporous obdurate of a piece of one accord of one mind okay one osseous out of sight packed palpable peachy peachy-keen permanent perpetual persistent persuasive ponderable populous potent powerful predictable provable proved pure quiescent rational real reasonable regular reliable remaining resistant resistive rigid ripe ripping rocklike rocky rugged rum satisfactory satisfying scrumptious secure self-consistent sensible serried simple single singular slap-up smashing sober sole solid body solidly solitary solvent something else sound spiffing spiffy stable stalwart static