• WordNet 3.6
    • n obstructor any structure that makes progress difficult
    • n obstructor someone who systematically obstructs some action that others want to take
    • ***
Century Dictionary and Cyclopedia
    • n obstructor Same as obstructer.
    • ***
Chambers's Twentieth Century Dictionary
    • ns Obstructor one who obstructs
    • ***


Chambers's Twentieth Century Dictionary
L. obstruĕre, obstructumob, in the way of, struĕre, structum, to pile up.


In literature:

Let us suppress our corps of Obstructors, without waiting for N*w Y*rk to do the same.
"What Is Free Trade?" by Frédérick Bastiat
From what I can learn, North has been an obstructor, all along, hasn't he?
"Empire Builders" by Francis Lynde
Obstruction to the truth recoils upon the obstructors.
"Practical Essays" by Alexander Bain
My comrades in the Obstructor General's Office were jolly and cheerful enough, and old Smudge not too exacting and fault-finding.
"She and I, Volume 2" by John Conroy Hutcheson
She came nearer and raised it to strike any obstructors.
"Colorado Jim" by George Goodchild
And therefore it is that whether they will or no they are oppressors, or, at best, obstructors.
"A Modern Symposium" by G. Lowes Dickinson
In the third is the obstructor.
"Gwen Wynn" by Mayne Reid
In the third is the obstructor.
"Gwen Wynn" by Mayne Reid
The front caught one fleeing obstructor, throwing him sideways.
"Mountain" by Clement Wood
Croakers and obstructors of new things abound in all walks of life and at all times.
"With the Battle Fleet" by Franklin Matthews