E. Cobham Brewer 1810–1897. Dictionary of Phrase and Fable. 1898.
Bisson
or Bisen [blind] is the Anglo-Saxon bisen. Shakespeare (Hamlet, ii. 2) speaks of bisson rheum (blinding tears), and in Coriolanùs, ii. 1, “What harm can your bisson conspectuities glean out of this character?”
