Slang Stupefied or disoriented from or as if from a drug.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "spaced-out" in a sentence
"But the album's title track is all spaced-out trash talk, with Weezy vaunting over what sounds like a mutant Run-D. M.C."
"Withdraw, run away, shut down, sit spaced-out in front of the TV"
"While most photography might be said to make sense of the world in recognisable images, Rana uses photography to dissolve recognition into a spaced-out wonderment."