Hypertext Webster Gateway: "underground"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Underground \Un"der*ground`\, n.
The place or space beneath the surface of the ground;
subterranean space.
A spirit raised from depth of underground. --Shak.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Underground \Un"der*ground`\, a.
1. Being below the surface of the ground; as, an underground
story or apartment.
2. Done or occurring out of sight; secret. [Colloq.]
{Underground railroad} or {railway}. See under {Railroad}.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Underground \Un"der*ground`\, adv.
Beneath the surface of the earth.
From WordNet (r) 1.7 (wn)
underground
adj 1: under the level of the ground; "belowground storage areas";
"underground caverns" [syn: {belowground}]
2: conducted with or marked by hidden aims or methods;
"clandestine intelligence operations"; "cloak-and-dagger
activities behind enemy lines"; "hole-and-corner
intrigue"; "secret missions"; "a secret agent"; "secret
sales of arms"; "surreptitious mobilization of troops";
"an undercover investigation"; "underground resistance"
[syn: {clandestine}, {cloak-and-dagger}, {hole-and-corner(a)},
{hugger-mugger}, {hush-hush}, {on the quiet(p)}, {secret},
{surreptitious}, {undercover}]
3: used of independent armed resistance forces; "guerrilla
warfare"; "partisan forces" [syn: {guerrilla(a)}, {guerilla(a)},
{irregular}]
n 1: a secret group organized to overthrow a government or
occupation force [syn: {resistance}]
2: electric underground railway [syn: {metro}, {subway}, {tube}]
adv 1: in or into hiding or secret operation; "the organization was
driven underground"
2: beneath the surface of the earth; "water flowing
underground"
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