Obs. Forms: 3 bygynne, 4 bigin, bigyn, biginn(e, begyn, begin. [f. BE- + GIN, a trap.] trans. To entrap, ensnare.
c. 1250. O. E. Misc., 79. Ure wyþerwine Þat þencheþ vs to bi-gynne.
a. 1300. Cursor M., 3880. Allas for sinn, qua wend he wald þus me biginn.