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window box

noun

Definition of window box

  1. :  a box designed to hold soil for growing plants at a windowsill

See window box defined for English-language learners

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First Known Use of window box

circa 1885

WINDOW BOX Defined for English Language Learners

window box

noun

Definition of window box for English Language Learners

  • : a long, thin box that is usually hung on the outside of a building beneath a window and that is used as a container for flowers and plants

Learn More about window box

  1. See words that rhyme with window box

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