Douglas Harper's Etymology Dictionary
1590s, "not kept distinct," from un- (1) "not" + distinguished. Meaning "not elevated above others" is attested from c.1600.
Wiktionary
a. Not distinguished. alt. Not distinguished.
WordNet
adj. not worthy of notice [syn: insignificant]
Usage examples of "undistinguished".
Bean sleeping bag 4,000 feet up in a frosty meadow thirty miles south of Lake Tahoe wrapped around a skinny naked thirty-something beardy professor of mathematics from a fairly undistinguished new university who has always been a hell of a lot luckier at cards than at love?
It was the stethoscope with which they took the pulse of the all and noted the birth and death of stars, the probe with which, here on an insignificant planet of an undistinguished star on the edge of its galaxy, they explored the infinite.
Bumblebee, transformed into the undistinguished yellow Bug that was gathering dusk nearby.
An undistinguished, rural family, bad schooling, the Afrikaans language: from each of these component handicaps he has, more or less, escaped.
Stephen looked, and there, poised on the wind like its betters, was a small undistinguished shabby brown albatross, Diomedea fuliginosa.
James, all I saw was a simple building with undistinguished brickwork and a staid pedimented Ionic doorcase marking the entrance.
His proquaestor, that Pompeius who has actually had the effrontery to add Bithynicus to his utterly undistinguished name, wrote the story to everyone.
There is, indeed, a more mitigated scepticism or academical philosophy, which may be both durable and useful, and which may, in part, be the result of this Pyrrhonism, or excessive scepticism, when its undistinguished doubts are, in some measure, corrected by common sense and reflection.
The three-dimensional hologram showed an undistinguished stretch of space with no class-M planets and vast pockets of asteroids and dust.
She wiped tears from her cheeks and swung back to look at him, with his work-scarred hands and an undistinguished but good-natured face that made her think of poor Manfred, killed at Gent.
Appalled and embittered, Dubois withdrew into an undistinguished position as a professor of geology at the University of Amsterdam and for the next two decades refused to let anyone examine his precious fossils again.
Gabriel, who miraculously metamorphosed into a run-of-the-mill featherweight boxer hi the army, turned pro after his discharge, was known as the Milagro Mauler during his short and undistinguished prime, and died in a plane crash in Venezuela.
Sohegan was bordered on the north and south by the Ondaigas, craggy, undistinguished stepchildren to the more majestic Catskill Mountains to the east.
Even the town of Brrr, with its undistinguished architecture, looked like an enchanted village.
After four days of that weary, close reach, they had arrived at the undistinguished patch of troubled ocean that marked Simorgya's grave, according to the independent cipherings of the Mouser and Ourph, the one working from his stolen charts, the other counting knots in grimy Mingol calculating cords.