space cadet (suomeksi)

Määritelmät:

(lb, en, originally) A person in training to be a (generally military) astronaut, especially in science fiction.
(lb, en, slang, derogatory) One who deals with reality in a way consistent with being under the influence of (or "spaced out on") drugs.
(lb, en, slang, derogatory) One who forgets, daydreams, or otherwise is distracted from reality more often than most.