drop window

American  

noun

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

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Etymology

Origin of drop window

First recorded in 1900–05

Example Sentences

Like the rising of the tide, hope swelled eternal with each new drop window.

From The Verge

Like the rising of the tide, hope swelled eternal with each new drop window Look, I also want one or both of the big fancy boxes, but I’m just not willing to throw that much money at something with barely any exclusive games yet.

From The Verge

Rival dealer Kevin Li said he was bringing 20 Mercedes-Benz SUVs through customs, making use of the tariff drop “window” to bring in cars even without firm orders.

From Reuters

For $69.99, for example, you can buy Lord Business’s “Evil Lair,” which comes complete with a think tank, a TV studio, and an “infinity drop window.”

From The New Yorker