|Origin:||weird 'what happens to a person in life, fate, (bad) luck' (11-18 centuries), from Old English wyrd|
very strange and unusual, and difficult to understand or explain:
A really weird thing happened last night.
He's a weird bloke.
They sell all sorts of weird and wonderful (=very strange) products.
a weirdly shaped rock
—weirdness noun [uncountable]