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(ˈbækˌdræft, -ˌdrɑft)

an explosive surge in a fire occurring when air is suddenly mixed with a combustible gas.
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Limited Tenders are invited for Sitc Of Back Draft Dampers (Louvers) Of Ventilation Blower For Hvj Gas Turbine Comp.
uk Senior Kirklees councillors back draft plan to build homes on Bradley Golf Course I can't remember the last time I was as angry as I was today.
Caught in the Sunni backlash and the back draft of his predecessor's misguided attempt to impose democracy, Obama is leery and proceeding cautiously.
The door shut behind him as the back draft tried to kill him but he still managed to grab several cans of beer, before he escaped completely unharmed.
Mark said: "The fire extinguisher I had ran out and that was when there was a back draft.
But the back draft of those battles is being felt in the suburbs of Peshawar, where nervous residents have reported sightings of militants who travel around on motorcycles, frequent restaurants late at night and preach in local mosques.
GIG n Rihanna in Mexico City BACK DRAFT J Rihanna posted this picture on Twitter last week
Other commitments part of its friendly offer include pledges to keep its Technicolor shares for at least one year and to back draft resolutions recommended by the board for a period of 24 months.
Festival of Colours provides a back draft for celebrating life and creates an ambience for eternal festivities, the statement said.
I wasn't completely dumb by then and made sure that every house had a controlled ventilation system and made sure that all the gas furnaces and gas water heaters had combustion air and that we had tight return systems so we didn't back draft anything.
The lettings market is almost proving to be the back draft to purchasing.