v. Obs. [UN-2 4 b + fest FAST v.1]

1

  trans. To unfasten; to untie.

2

a. 1225.  Ancr. R., 218. He … makeð him swuðe sterne,… uorte uonden ȝete ȝif he muhte hire luue touward him unuesten.

3

c. 1330.  R. Brunne, Chron. Wace (Rolls), 651. Loke þy schip be vnfest, & þy folk be al prest.

4

1790.  Grose, Prov. Gloss., Unfest, to untie.

5