I caught the "Dead" reference in the page headline and it's not weird that I did since I've been around.
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That sense naturally led to use as an adjective. The OED defines the original sense of adjectival weird as “Having the power to control the fate or destiny of human beings, etc.; later, claiming the supernatural power of dealing with fate or destiny.” Early uses of adjectival weird in the 1400s all refer to weird sisters, i.e. the Fates, and Shakespeare co-opted the phrase for his prophetic witches in MacBeth (“The weyward Sisters, hand in hand ... Thus doe goe, about, about”). From there, according to Merriam-Webster, “Subsequent adjectival use of weird grew out of a reinterpretation of the weird used by Shakespeare.”
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Even as it became an adjective describing spooky witchery and general oddness, weird was also used as a verb. This sense, meaning “to preordain by the decree of fate,” often turned up in the passive voice. Take this 1678 use from the Collection of English Proverbs: “A man may wooe where he will, but he will wed where he is weard.” It could also mean “to assign to (a person) his or her fate,” as in this use from Walter Scott’s 1802 book Minstelstry of the Scottish Border: “I weird ye to a fiery beast, And relieved sall ye never be …”
The Long, Strange History of the Word ‘Weird’
Not surprisingly, Shakespeare makes an apperance....
The Witchy Original Meaning of Weird
Weird has been recorded since the days of Old English (when it was spelled wyrd), and unlike how we use it today, it wasn’t an adjective, but a noun. According to the Oxford English Dictionary (OED), it meant, “The principle, power, or agency by which events are predetermined; fate, destiny.” Over the subsequent centuries, weird also came to refer to a witch, a wizard, an omen, or a prophecy. In other words, a weird could tell you a weird.That sense naturally led to use as an adjective. The OED defines the original sense of adjectival weird as “Having the power to control the fate or destiny of human beings, etc.; later, claiming the supernatural power of dealing with fate or destiny.” Early uses of adjectival weird in the 1400s all refer to weird sisters, i.e. the Fates, and Shakespeare co-opted the phrase for his prophetic witches in MacBeth (“The weyward Sisters, hand in hand ... Thus doe goe, about, about”). From there, according to Merriam-Webster, “Subsequent adjectival use of weird grew out of a reinterpretation of the weird used by Shakespeare.”
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Even as it became an adjective describing spooky witchery and general oddness, weird was also used as a verb. This sense, meaning “to preordain by the decree of fate,” often turned up in the passive voice. Take this 1678 use from the Collection of English Proverbs: “A man may wooe where he will, but he will wed where he is weard.” It could also mean “to assign to (a person) his or her fate,” as in this use from Walter Scott’s 1802 book Minstelstry of the Scottish Border: “I weird ye to a fiery beast, And relieved sall ye never be …”