puffing

1. gerundparticiplepresentpresent participle and gerund of puff
2. USLeaving a car engine running unattended, especially in cold weather to warm it up.

   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

plural puffings

1. The act of one who puffs.

   the puffings and pantings of a man running to catch a train

2. A puffy ornament.

   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. lawAn opinion or judgment, often made by the seller of property to a potential buyer, that is not made as a representation of fact.