drop window

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noun

a window with a sash that slides into a space below the sill.

Nearby words

drop tank, drop tee, drop the ball, drop the handkerchief, drop valve, drop window, drop zone, drop-dead, drop-dead date, drop-dead fee, drop-down menu

Origin of drop window

First recorded in 1900–05

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for drop window

A shelf or counter can be fitted inside the drop-window for the display of your wares.
Woodworking for Beginners|Charles Gardner Wheeler