Reference meaning
out to lunch
Last updated
Away eating lunch or for a midday break; especially, away from work or a job.
Other meanings
2. adjective
Clueless, inattentive, or careless.
Source and scope
This definition is reproduced from English Wiktionary, sense en-out_to_lunch-en-adj-orMN5yyE, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.