Examples from the Web for thereabouts
He's a youngster—twenty or thereabouts—and he purports to be reading for his exams for the Army.The Market-Place|Harold Frederic
She was standing closer in to shore, and the canoe would cut across her trail in ten minutes or thereabouts.The Harlequin Opal, Vol. 2 (of 3)|Fergus Hume
We know merely that they lived in the desert, on both sides of the Nile, in the latitude of Berber or thereabouts.
Galusha didn't object to them, except when they were TOO noisy at midnight or thereabouts and interfered with his slumbers.Galusha the Magnificent|Joseph C. Lincoln
Fifty a week or thereabouts will come in handy for the present.Garrison's Finish|W. B. M. Ferguson