spooky

[ spoo-kee ]
/ ˈspu ki /

adjective, spook·i·er, spook·i·est. Informal.

like or befitting a spook or ghost; suggestive of spooks.
eerie; scary.
(especially of horses) nervous; skittish.

Origin of spooky

An Americanism dating back to 1850–55; spook + -y1

Related forms

spook·i·ly, adverbspook·i·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for spookiness

spooky

/ (ˈspuːkɪ) /

adjective spookier or spookiest informal

ghostly or eeriea spooky house
resembling or appropriate to a ghost
US easily frightened; highly strung

Derived Forms

spookily, adverbspookiness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012