Definition of "puffing"

puffing

verb
1. present participle and gerund of puff
2. (US) Leaving a car engine running unattended, especially in cold weather to warm it up.
  Quotations
  It's called "puffing," when drivers start their car and then leave it unattended while running.
  2011 December 6, TRI-102.5 Staff, “‘Puffing’ is Illegal in Colorado (Warming Up Your Car Unattended)”, in TRI-102.5‎
noun
plural puffings
1. The act of one who puffs.
2. A puffy ornament.
  Quotations
  Evening dresses are trimmed in a variety of ways, with puffings of crape, fringes, and ornaments, of the richest patterns […]
  1825, The Ladies' Monthly Museum, volume 21, page 50
3. (law) An opinion or judgment, often made by the seller of property to a potential buyer, that is not made as a representation of fact.