Top definition
Acronym for High Speed Low Drag.

Meaning very efficient, professional, and swift. The real deal, not poseurs.
"Those Delta Boys are some HSLD motherfuckers."
"All these mallninjas wish they were HSLD."
by Lowspeedhighdrag September 06, 2007
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Apr 28 Word of the Day
Literally everyone, ever. Including the writer of this definition.
by masokitsune January 17, 2019
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