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on gidian /ɒn ˈɡɪd.i.ən/ slang Definition: An emphatic expression used to assert the truthfulness, seriousness, or sincerity of a statement; equivalent to “I swear,” “for real,” or “no cap.” Origin: Early 2020s Midwest slang. Believed to derive from local expression “on Gideon,” used by a couple of locals in a small town, later altered in pronunciation to gidian. Synonyms: on God, fr fr, no cap. Etymology: Possibly linked to biblical “Gideon,” a figure known for truth and leadership, though its modern usage is purely colloquial and divorced from religious meaning. The phrase may have evolved in local Midwest communities as a playful twist on “on God,” spreading among friends.
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