prefix added to verbs and nouns, meaning: 1 so as to surpass or exceed (outdo; outnumber). 2 external, separate (outline; outhouse; outdoors). 3 out of; away from; outward (outspread; outgrowth).
OUT
Meaning of OUT in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012