Noun:
1: solid a substance that is solid at room temperature and pressure
2: solidness, solid state, solid the state in which a substance has no tendency to flow under moderate stress; resists forces (such as compression) that tend to deform it; and retains a definite size and shape
3: solid a three-dimensional shape
Adjective:
1: solid, concrete, solid-state, coagulated, congealed, dry, semisolid, jelled, solidified, jellied, solid-state of definite shape and volume; firm; neither liquid nor gaseous; "ice is water in the solid state"
2: solid, good characterized by good substantial quality; "solid comfort"; "a solid base hit"
3: solid, massive entirely of one substance with no holes inside; "a solid block of wood"
4: homogeneous, solid, homogenous of one substance or character throughout; "solid gold"; "carved out of solid rock"
5: solid, unbroken uninterrupted in space; having no gaps or breaks; "a solid line across the page"; "solid sheets of water"
6: square, substantial, satisfying, wholesome, solid, hearty providing abundant nourishment; "a hearty meal"; "good solid food"; "ate a substantial breakfast"; "four square meals a day"
7: substantial, solid, strong, sound of good quality and condition; solidly built; "a solid foundation"; "several substantial timber buildings"
8: firm, solid, hard not soft or yielding to pressure; "a firm mattress"; "the snow was firm underfoot"; "solid ground"
9: cubic, three-dimensional, solid having three dimensions; "a solid object"
10: opaque, solid incapable of being seen through; "solid blackness"
11: solid, sound financially sound; "the bank is solid and will survive this attack"
12: solid, serious of a substantial character and not frivolous or superficial; " work of solid scholarship"; "based on solid facts"
13: solid, self-coloured, self-colored, homogenous, homogeneous of the same color throughout; "solid color"
14: good, solid, worthy, upstanding morally admirable; "a worthy citizen"
15: unanimous, whole, solid, undiversified acting together as a single undiversified whole; "a solid voting bloc"