Hypertext Webster Gateway: "watchword"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Watchword \Watch"word`\, n.
1. A word given to sentinels, and to such as have occasion to
visit the guards, used as a signal by which a friend is
known from an enemy, or a person who has a right to pass
the watch from one who has not; a countersign; a password.
2. A sentiment or motto; esp., one used as a rallying cry or
a signal for action.
Nor deal in watchwords overmuch. --Tennyson.
From WordNet (r) 1.7 (wn)
watchword
n : a secret word or phrase known only to a restricted group;
"he forgot the password" [syn: {password}, {word}, {parole},
{countersign}]
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