out of office adjective 1out-of-office noun 1forms 1 adjective1 •On a break and not working or available for an extended period of time. out-of-office noun1 •(Internet) An email auto-reply informing people that the person they are trying to contact is not working and unavailable for an extended period of time.There are poetic out-of-offices and humorous (or supposedly humorous) out-of-offices. There are out-of-offices that boast or complain about the person’s likely whereabouts (Bali! Jury duty.). — 2015 formsout-of-offices