Robert Christgau Word of the Day

erst·while
adv. In the past; at a former time; formerly.
adj. Former: our erstwhile companions. (dictionary.reference.com)

The Best of Herbie Hancock [Columbia, 1979]
In which the erstwhile watermelon man heats up a frozen quiche in his microwave. A/k/a Funk Goes to College. C+ (www.robertchristgau.com)