flashing

Definition of Flashing in English :

1. flash, flashing

a short vivid experience

Example Sentences:
'a flash of emotion swept over him'
'the flashings of pain were a warning'

2. flashing

sheet metal shaped and attached to a roof for strength and weatherproofing

WordNet Lexical Database for English. Princeton University. 2010.

Flashing

noun

a weatherproof material, esp thin sheet metal, used to cover the valleys between the slopes of a roof, the junction between a chimney and a roof, etc

noun

1.

the action of a person or thing that flashes

2.

sheets of metal or other material used to weatherproof joints formed where exterior surfaces, as of a roof and a wall, meet at an angle

n.

Sheet metal used to reinforce and weatherproof the joints and angles of a roof.