Also 5 bocynge. [f. BOSS v.1] The action of the verb BOSS1: a. swelling; b. ornamenting with bosses; c. (meaning obscure: see quot. 1480).

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c. 1440.  Promp. Parv., 41. Bocynge or strowtynge, turgor.

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1480.  Caxton, Chron. Eng., II. (1520), 17/1. Two other wayes he made in bossynge through out the lande, the one is called Fosse, and that other Fosse dyke.

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1583.  Grindal, Will, Wks. (1843), 459. I give … ten pounds towards the clasping, bossing, and chaining of the same [books].

4