being without apparent weight, as a freely falling body or a body acted upon by a force that neutralizes gravitation.

Origin of weightless

First recorded in 1540–50; weight + -less
Related formsweight·less·ly, adverbweight·less·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for weightless

Contemporary Examples of weightless

Historical Examples of weightless

  • Since the power had been cut off, the ship was in free fall, and the men were weightless.

    Islands of Space

    John W Campbell

  • They made their second, 180-degree turnover while weightless.

    The Cosmic Computer

    Henry Beam Piper

  • Mryna was thrown against the ceiling—and she hung there, weightless.

    The Guardians

    Irving Cox

  • But obviously, since he was weightless, he was not on Deneb IV.

  • "Maybe they'd be weightless, but they still wouldn't go up," I said.

    Double or Nothing

    Jack Sharkey

British Dictionary definitions for weightless



(of a body) having no actual weight; a state in which an object has no actual weight (because it is in space and unaffected by gravitational attraction) or no apparent weight (because the gravitational attraction equals the centripetal force and the object is in free fall)
  1. (of economic activity) based on the supply of information and ideas rather than trade in physical goodsthe weightless economy
  2. (of a company) having very few physical assetsweightless dot.coms
Derived Formsweightlessness, noun
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