basic operating weight

Also found in: Acronyms.

basic operating weight (BOW)

The empty weight of a typically equipped aircraft plus unusable fuel and trapped liquids plus two pilots (400 lb).
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
You can also see all of the relevant weights including the basic operating weight (BOW), zero fuel weight (ZFW), takeoff and landing weight.
For the vast majority of the airplanes we fly, the range between [V.sub.S] at MGTOW and what we'll call basic operating weight (airplane, pilot and minimum fuel) is only a few knots.

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