Having a special power making decapitation likely.(adjective)
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Use "vorpal" in a sentence
"The nonsense-word vorpal used by Lewis Carroll in his poem “Jabberwocky”, which from context in the poem probably means ‘deadly, keen’, through transference to the general term ‘vorpal weapon’ in D&D, has come to acquire the sense ‘capable of beheading’ (cf. this article)."
"Here's one of the early, funny lines: He reached his sparsely furnished cell in the law offices of MakoProphet, a D.C. appellate boutique, and turned on his +6 vorpal laptop."
"And through and through/The vorpal scissors went snicker-snack!"