ˈsīˌnän noun
( -s )
Usage: usually capitalized
Etymology: from Sinon, a relative of Odysseus described in the Aeneid (epic poem by Vergil died 19 B.C. Roman poet) as the Greek who by a false tale induced the Trojans to drag the wooden horse into Troy, from Latin, from Greek Sinōn
: one who deceives and betrays by false tales : one guilty of perfidy