pull a heart muscle
v. phr.— «Others may have simply backed out, daunted by what they know will follow—in the macho parlance of some coppers they’ve “pulled a heart muscle.”» —“One false move…” by Andrea Petrie The Age (Melbourne, Australia) Oct. 15, 2005. (source: Double-Tongued Dictionary)
Further reading
There are eight major planets, but more than a million minor ones, including asteroids. If you discover one, you get the honor of naming it. The Dictionary of Minor Planet Names includes minor planets named for rock bands, jazz musicians, poets, and...
One of the celestial bodies listed in The Dictionary of Minor Planet Names(Amazon) is called Sumaura. It’s the name of the oldest private elementary school in Kobe, Japan, and was suggested by the discoverer’s son. This is part of a...