[f. prec.] intr. a. To swell into a bulb-like or rounded form. b. To form a bulb-shaped root.

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1681.  Cotton, Wond. Peak (ed. 4), 11. Bulbing out in figure of a sphere.

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1846.  Hannam, in Jrnl. R. Agric. Soc., VII. II. 589. The turnips did not bulb well.

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1886.  M. K. Macmillan, Dagonet the Jester, ii. 73. By m’ life how sweetly bulbeth out the figure of Psyche as she looks into the lamp.

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