- 1[transitive] cloud something if something clouds your judgment, memory, etc., it makes it difficult for you to understand or remember something clearly Doubts were beginning to cloud my mind. His judgment was clouded by jealousy.
- 2[intransitive, transitive] (formal) (of someone's face) to show sadness, fear, anger, etc.; to make someone look sad, afraid, angry, etc. cloud (over) Her face clouded over with anger. cloud something Suspicion clouded his face.
- 3[transitive] cloud the issue to make something you are discussing or considering less clear, especially by introducing subjects that are not connected with it
- 4[intransitive] cloud (over) (of the sky) to fill with clouds It was beginning to cloud over.
- 5[transitive] cloud something to make something less pleasant or enjoyable His last years were clouded by financial worries.
- 6[intransitive, transitive] if glass, water, etc. clouds, or if something clouds it, it becomes less transparent cloud (with something) Her eyes clouded with tears. cloud something Steam had clouded the mirror.
NAmE//klaʊd//Verb Forms present simple I / you / we / they cloud
he / she / it clouds
past simple clouded
-ing form clouding