Hypertext Webster Gateway: "sleuth"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Sleuth \Sleuth\, n. [Icel. sl[=o][eth]. See {Slot} a track.]
The track of man or beast as followed by the scent. [Scot.]
--Halliwell.
From WordNet (r) 1.7 (wn)
sleuth
n : a detective who follows a trail [syn: {sleuthhound}]
v : watch, observe, or inquire secretly [syn: {spy}, {stag}, {snoop}]
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