Teflon

Trade name, 1940s. From the first letters of tetra- (“four”) +‎ fluoro- (“fluorine”) +‎ -on, modeled after nylon etc. From the fluorine count of polytetrafluoroethylene.[1]

• IPA^(key): /ˈtɛflɒn/

Teflon

1. A brand name of polytetrafluoroethylene (“PTFE”) products, latterly applied to other fluoropolymer products.

Teflon (countable and uncountable, plural Teflons)

1. Multiple film, resin, coatings, fabric and surface protectors made with PTFE (polytetrafluoroethylene) or fluoropolymer and surfactants not made with PTFE.
   • 2016 November 9, James Eagle, Donald Trump: Why is the world so surprised?‎, retrieved 30 October 2017:

     ...tweeting in defiance at all those horrendous scandals that were meant to destroy his campaign. He made teflon look sticky.

2. Synonym of polytetrafluoroethylene (“PTFE”)

• teflon

Teflon (not comparable)

1. (informal, of a person) Having an undamageable reputation (by analogy with nonstick Teflon surfaces).

   a Teflon image

   • 1995, Liz Cunningham, Talking Politics: Choosing the President in the Television Age:

     But Ronald Reagan, by everybody's definition, was the Teflon president, and it wasn't that the media tried to touch him and failed.

   • 2010, Elizabeth Ann Scarborough, The Godmother's Web, Gypsy Shadow Publishing, →ISBN, page 33:

     He would have called the man by his first name and said, Not at all, so and so, but though he was very good at remembering names where clients were concerned, there was something very Teflon about these guys and nothing about them was sticking with him.

• teflon

• polytetrafluoroethylene on Wikipedia.Wikipedia

• Felton