blinding

blind‧ing /ˈblaɪndɪŋ/ BrE AmE adjective
1. [usually before noun] so bright or strong that you cannot see properly
blinding flash/light/glare etc
the desert with its strange twisted plants and its blinding light
blinding rain/snow/heat etc
I struggled back to the hut through blinding rain.
2. blinding headache a very bad ↑headache
3. blinding realization/clarity/revelation etc a sudden realization, clear understanding, or new idea about something:
It was then that she realised, with blinding clarity, that she loved him.
Suddenly, I had a blinding flash of inspiration.
4. British English spoken informal very good and enjoyable:
It’s a blinding album.

Oxford Advanced Learner's Dictionary

blinding

blind·ing [blinding] [ˈblaɪndɪŋ] [ˈblaɪndɪŋ] adjective usually before noun
1. very bright; so strong that you cannot see
• a blinding flash of light

• (figurative) a blinding (= very bad) headache

2. (BrE, informal) very good or enjoyable

• We had a blinding day out in London last Saturday.

Cambridge Advanced Learner's Dictionary

Cambridge Advanced Learner's Dictionary - 4th Edition

blinding / ˈblaɪn.dɪŋ / adjective

extremely bright:

There was loud bang and a sudden blinding light .

Collins Advanced Learner’s English Dictionary

blinding

[bla͟ɪndɪŋ]
1) ADJ: usu ADJ n A blinding light is extremely bright.
  The doctor worked busily beneath the blinding lights of the delivery room.
  Syn:
  dazzling
2) ADJ: ADJ n (emphasis) You use blinding to emphasize that something is very obvious.
  The miseries I went through made me suddenly realise with a blinding flash what life was all about.
  Derived words:
  blindingly ADV-GRADED ADV adj/adv It is so blindingly obvious that defence must be the responsibility of the state.
3) ADJ: usu ADJ n Blinding pain is very strong pain.
  There was a pain then, a quick, blinding agony that jumped along Danlo's spine.

Merriam-Webster's Advanced Learner's Dictionary

blinding

blinding adj [more ~; most ~]
1 : very bright or strong
• a blinding color
• a blinding headache [=a very painful headache] especially; : so bright or strong that you cannot see
• the blinding light of the sun in her eyes
• a blinding snowstorm
2 : very fast
• His blinding speed makes him a great player.
- blind·ing·ly /ˈblaɪndɪŋli/ adv
• blindingly bright
• blindingly fast