v. [UN-2 3.] trans. To recall an order for (something); to countermand.
c. 1440. Alph. Tales, 402. He garte take Formosius oute of his grafe & vnordurd all þat he had giffen ordurs to.
1783. Miss Burney, Cecilia, VIII. iii. I think I must unorder the tea if I am to be responsible for any mischief from your drinking it.
1803. Nelson, in Nicolas, Disp. (1845), V. 65. If Lord Keith or any other man is to have her, I must un-order all these things.
1843. F. E. Paget, Pageant, 94. Mrs. Sawderley was not permitted to unorder her dress.