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definitions

wellie

or wel·ly

[wel-ee]
noun, plural wel·lies. Chiefly British Informal.
  1. Usually wellies. Wellington boot.

welly

[wel-ee]
noun, plural wel·lies.
  1. wellie.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for wellies

wellies

pl n
  1. British informal Wellington boots

welly

noun
  1. Also called: welly boot plural -lies informal a Wellington boot
  2. slang energy, concentration, or commitment (esp in the phrase give it some welly)
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