[ weyst ]
/ weɪst /


Origin of waist

1300–50; Middle English wast, apocopated variant of wastum, Old English wæstm growth, form, figure; akin to wax2

Related forms

waist·less, adjective

Can be confused

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

Examples from the Web for waist

British Dictionary definitions for waist


/ (weɪst) /


anatomy the constricted part of the trunk between the ribs and hips
the part of a garment covering the waist
the middle part of an object that resembles the waist in narrowness or position
the middle part of a ship
Also called: centre section the middle section of an aircraft fuselage
the constriction between the thorax and abdomen in wasps and similar insects

Derived Forms

waistless, adjective

Word Origin for waist

C14: origin uncertain; related to Old English wæstm wax ²
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

Medicine definitions for waist


[ wāst ]


The part of the human trunk between the bottom of the rib cage and the pelvis.
The middle section or part of an object, especially when narrower than the rest.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.