out-

out- Word Origin

1. a prefixal use of out, adv., occurring in various senses in compounds (outcast, outcome, outside), and serving also to form many transitive verbs denoting a going beyond, surpassing, or outdoing in the particular action indicated (outbid, outdo, outgeneral, outlast, outstay, outrate).

Origin of out- Middle English; Old English ūt-; see out British Dictionary definitions for out- out- prefix

1. excelling or surpassing in a particular actionoutlast; outlive
2. indicating an external location or situation away from the centreoutpost; outpatient
3. indicating emergence, an issuing forth, etcoutcrop; outgrowth
4. indicating the result of an actionoutcome