Find the word definition

The Collaborative International Dictionary
Boln

Boln \Boln\, v. i. [OE. bolnen, bollen; cf. Dan. bulne. Cf. Bulge.] To swell; to puff.
--Holland.

Boln

Boln \Boln\, Bollen \Boll"en\, a. Swollen; puffed out.

Thin, and boln out like a sail.
--B. Jonson. [1913 Webster] ||

Wiktionary
boln
  1. (context obsolete English) swollen; puffed out v

  2. (context obsolete English) To swell; to puff.