double U

noun

something in the shape of two U's (not of a W)

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Meanings

noundouble U (plural double Us)

plural double Us

  1. alternativeAlternative form of double-u.
  2. something in the shape of two U's (not of a W)

    In training a tree in the double U […] only the two topmost buds are allowed to grow on the trunk and two arms.

    1942, Playing Tricks with Plants, Popular Science, Vol. 140, No. 3 (March), p. 110
Cite this entry
APA

double U. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/double%20U

MLA

“double U.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/double%20U. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “double U,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/double%20U.

Source: double U on Wiktionary, CC BY-SA 4.0.