v. Obs. Forms: 1 betýnan, 2–3 bitun(en, -tuinen(ü). [OE., f. bi- BE- + týnan (:—*OTeut. tûnian), f. tún enclosure, TOWN; cf. Du. betuinen, OHG. bizûnen, MHG. beziunen.] trans. To enclose; to shut up.
c. 1000. Ags. Gosp., Matt. xxi. 33. Sum hiredes ealdor wæs, se plantode win-ʓerd, and betynde hyne.
c. 1175. Lamb. Hom., 83. Þe muchele lauerd … bitunde him solue in ane meidenes inneþe.
a. 1225. Ancr. R., 164. Ancren wise, þet habbeð wel bituned ham aȝein þe helle leun.
c. 1205. Lay., 19191. Ȝe þisne castel; bituneþ swiþe faste.
