firm

firm [adj1] inflexible close, close-grained, compact, compressed, concentrated, concrete, condensed, congealed, dense, fine-grained, hard, hardened, heavy, impenetrable, impermeable, impervious, inelastic, jelled, nonporous, refractory, rigid, set, solid, solidified, stiff, sturdy, substantial, thick, tough, unyielding; concepts 604,606 —Ant. flexible, loose, slack, soft, supple, weak, yielding firm [adj2] stable, unmoving anchored, bolted, braced, cemented, closed, durable, embedded, fast, fastened, fixed, immobile, immovable, motionless, mounted, nailed, petrified, riveted, robust, rooted, screwed, secure, secured, set, settled, soldered, solid, sound, spiked, stationary, steady, strong, sturdy, substantial, taut, tenacious, tight, tightened, unfluctuating, unshakable, welded; concept 488 —Ant. moving, unsettled, unstable, wavering firm [adj3] unalterable, definite abiding, adamant, bent, bound, consistent, constant, dead set on*, determined, enduring, established, exact, explicit, fixed, flat, going, hang tough*, inflexible, intent, never-failing, obdurate, persevering, persistent, prevailing, resolute, resolved, set, settled, specific, stable, stand pat*, stated, staunch, steadfast, steady, stipulated, strict, strong, sure, tenacious, true, unbending, unchangeable, undeviating, unflinching, unqualified, unshakable, unshaken, unwavering, unyielding; concepts 267,403,542 —Ant. alterable, changeable, indefinite, irresolute firm [n] business association, bunch, company, concern, conglomerate, corporation, crew, crowd, enterprise, gang, house, megacorp, mob, multinational, organization, outfit, partnership, ring; concepts 323,325