- 1very strange or unusual and difficult to explain a weird dream synonym strange She's a really weird girl. He's got some weird ideas. It's really weird seeing yourself on television. the weird and wonderful creatures that live beneath the sea
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- 2strange in a mysterious and frightening way synonym eerie She began to make weird inhuman sounds.
adverb The town was weirdly familiar.
noun [uncountable]See weird in the Oxford Advanced Learner's Dictionary
Check pronunciation: weird