1
engrossed(careless, remote, distracted, heedless, scatterbrained)
1
erratic(silly, foolish, mad, unstable, insane)
1
faraway(adjective, careless, indifferent, apathetic, remote)
1
flaky(adjective, silly, foolish, crazy, mad)
1
flipped(silly, foolish, mad, insane, unwise)
1
floundering(inadequate, useless, inept, unable, unskilled)
1
flummoxed(distracted, dazed, disorganized, perturbed, perplexed)
1
flustered(distracted, dazed, disorganized, perturbed, perplexed)
1
foolhardy(silly, foolish, rash, unwise, oblivious)
1
forgetting
1
fouled up(expression, distracted, dazed, disorganized, perturbed)
1
fruity(silly, foolish, mad, insane, unwise)
1
glassy-eyed(adjective, distracted, frantic, untidy, disorganized)
1
gone(distracted, dazed, disorganized, perturbed, perplexed)
1
goofing off(expression, careless, remote, rash, distracted)
1
half-baked(dull, silly, foolish, unwise, unintelligent)
1
head in the clouds(expression, idiom, careless, remote, distracted)
1
helpless(inadequate, useless, inept, unable, unskilled)
1
idiot(noun, person, prompt, yoyo, dolt)
1
idiotic(dull, silly, foolish, mad, insane)
13 years ago|3.4k views|share |citing 
APASmart Define. (2013). out to lunch thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/out_to_lunch/thesaurus/synonyms
ChicagoSmart Define. 2013. "out to lunch thesaurus" https://smartdefine.org/out_to_lunch/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2013, out to lunch thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/out_to_lunch/thesaurus/synonyms>.
MLASmart Define. "out to lunch thesaurus" 17 May 2013. Web. 29 September 2026. <https://smartdefine.org/out_to_lunch/thesaurus/synonyms>