5BX

British

noun

a fitness exercise programme originally devised in the Canadian Air Force

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of 5BX

from 5 b ( asic ) ( e ) x ( ercises )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

5BX

In the 1950s, the Royal Canadian Air Force devised a program called 5BX, or “Five Basic Exercises,” essentially a full-body workout designed to be completed in 11 to 12 minutes.

From Slate ● Apr. 19, 2022

There are six charts in 5BX, each with five exercises increasing in difficulty from chart to chart.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023