groundless rumor; unfounded rumor
Refers to a rumor that has no basis in fact. Often used in formal or written contexts.
The groundless rumor spread quickly.
Please don't be misled by unfounded rumors.
false rumor; groundless rumor; canard
Compound of 流 (flow, spread) and 言 (word, speech), literally 'spreading words'. The exact historical derivation is uncertain, but the kanji composition suggests the idea of words that circulate without foundation.