1. Having poor vision; nearly or partly blind.
2. Slow in understanding or discernment; dull: "a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin" (Jasper Griffin).
3. Obsolete Completely blind.
[Middle English pur blind, totally blind, nearsighted : pur, pure; see PURE + blind, blind; see BLIND.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.