English Reference
Idiom idiom

sail under false colors


To deceive or intentionally mystify.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

“He is sailing under false colors by pretending to be an expert.”

CONTEXTUAL

“The company was sailing under false colors when they claimed their product was environmentally friendly.”

COMPLEX

“The politician sailed under false colors throughout the campaign, hiding his true intentions behind a mask of populist rhetoric.”


Related idioms5entries
  1. 01

    crowd sail

    To carry an unusual amount of sail in an attempt to accelerate the speed of a vessel.

  2. 02

    sail the high seas

    To engage in piracy.

  3. 03

    sail the Red Sea

    To have vaginal sex with a woman during her menstruation

  4. 04

    show one's true colors

    To reveal how one really is, as opposed to how one has been portrayed or after having been deceptively and deliberately misleading.

  5. 05

    take the wind out of someone's sails

    To discourage someone greatly; to cause someone to lose hope or the will to continue; to thwart or minimize someone's ambitions.

Last updated August 10, 2026