IPA: /ˈpɜːrˌblaɪnd/
KK: /ˈpɜrˌblaɪnd/
Having poor vision or being unable to see clearly; also refers to someone who is slow to understand or perceive things.
Despite the evidence presented, his purblind attitude prevented him from grasping the truth.
Purblind → It is formed from "pur-" (meaning completely) and "blind" (from Old English "blinda", meaning unable to see). The word "purblind" means completely blind or having very poor vision.
Think of being 'completely' ('pur-') 'unable to see' ('blind') — that's why purblind describes someone with very poor vision.