hair dryer
n.— «They are there and controlling these apples is an art form. That art form is called management. Sir Alex use the much approved British technique called the hair dryer. It was developed by staff sergeants in the British army to deal with people that did not know their language and is mainly based on the volume and strength of vocal outlet.» —“One Bad Apple…….!” by Lindy Vitalfootball.co.uk Sept. 5, 2007. (source: Double-Tongued Dictionary)
Further reading
Susan from Virginia Beach, Virginia, shares the phrase her mother used when the kids refused to eat: It’ll grow hair on your back teeth. This supposed motivator likely blends two older traditions: a German idiom, Haare auf den Zähnen haben...
A Philadelphia, Pennsylvania, listener has been pondering the saying It’s an ill wind that blows nobody good, and specifically whether she uses it correctly. The expression usually appears as It’s an ill wind that blows nobody any good, means that...