{ Thereabout (?), Thereabouts (?), } adv. [The latter spelling is less proper, but more commonly used.] 1. Near that place.
[1913 Webster]

2. Near that number, degree, or quantity; nearly; as, ten men, or thereabouts.
[1913 Webster]

Five or six thousand horse . . . or thereabouts. Shak.
[1913 Webster]

Some three months since, or thereabout. Suckling.
[1913 Webster]

3. Concerning that; about that. [R.]
[1913 Webster]

What will ye dine? I will go thereabout. Chaucer.
[1913 Webster]

They were much perplexed thereabout. Luke xxiv. 4.
[1913 Webster]