Examples from the Web for hare-brained
See a timeline of their hare-brained schemes—including sticking credit cards to their foreheads—and assorted misdemeanors.
He’s just finished shooting a remake of Absolutely Fabulous (that hare-brained, alcoholic ‘90s Britcom).
Nothing could restrain the hare-brained and ungoverned crew.Pioneers Of France In The New World|Francis Parkman, Jr.
Harris made a hare-brained attempt to rescue her single-handed.Tonio, Son of the Sierras|Charles King
He said to himself that he was every bit as thoughtless as their hare-brained guide.In Quest of Gold|Alfred St. Johnston
To him she had always been what a pretty young matron usually is to a well-bred but hare-brained youth just untethered.The Younger Set|Robert W. Chambers
The prince Cid Hiaya agreed with him in opinion, and sallied forth with his troops upon all kinds of hare-brained exploits.Chronicle of the Conquest of Granada|Washington Irving
British Dictionary definitions for hare-brained
Word Origin and History for hare-brained
also harebrained, 1550s, from hare-brain "giddy or reckless person" (1540s), probably from hare, on notion of "flighty, skittish."