Definition of "Muggle"
Muggle
noun
plural Muggles
A person who has no magical abilities.
Quotations
As it was nearing Halloween, we were able to join a potions class where we could change liquids into myriad colours with the addition of substances like dragon spit (muggle’s lemon juice).
2007 November 11, Lesley Oldfield, “Family break a eureka moment”, in Sunday Sun, Newcastle upon Tyne: Reach plc
(by extension) A person who lacks a particular ability or skill; a non-specialist; also, a person who is not a member of a group; an outsider or cowan.
Quotations
Some activists might know little of this ‘exterior’, such is their facility to move between activist spaces and places without having to encounter the ever-increasingly one-dimensional world in which the ‘muggles’ live.
2005, David Harvie, Ben Trott, Keir Milburn, editors, Shut Them Down!: The G8, Gleneagles 2005 and the Movement of Movements, Leeds, West Yorkshire: Dissent!; Brooklyn, New York, N.Y.: Autonomedia, page 343
But to me, remembering what it was like to be a beginner is also an exercise in humility. I see a lot of people wanting to push ahead, faster, in all directions, and I find this to be… woefully out of step with even the Muggles who know me, […]
2021 October 31, Ace Admiral [username], “Why is no one talking about the tip of the spear?: An[sic] reading of the asexual academy through Skopos Theory”, in A Hand-Painted China Plate at a Barbeque, WordPress, retrieved 2021-11-02
(geocaching, specifically) A person not involved in the pastime of geocaching.
Quotations
At some point when you're out geocaching, you'll run into Muggles. The trouble with Muggles is they have no idea what the sport of geocaching is all about. If they see you find a cache, they might get into the cache after you leave—to see what you were up to.
2004, Joel McNamara, Geocaching for Dummies (For Dummies), Hoboken, N.J.: Wiley, page 125
Each time we made a find [Teresa] Hinton would check there were no muggles, or non-geocachers, around before taking the container from its hiding place.
2016 February 16, Selina Powell, “The hidden world of geocaching in Marlborough”, in Marlborough Express (reproduced on Stuff), Blenheim, New Zealand: Stuff, archived from the original on 16 May 2020
Caches can be hidden in a disguised container, or very small package, and one element of difficulty is hiding caches in urban locations, where the hunter will have to avoid being spotted by ‘muggles’ – the name given to those unaware of the sport. Muggles will be surprised at the scale of the secret game taking place under their noses.
2018 February 6, Joseph Smith, “The ‘dead drop’ in Stokes Croft may be more than it appears”, in Bristol Post, Bristol, Somerset: Reach plc, archived from the original on 10 February 2018