Found 2 items, similar to space walk.
English → English (WordNet) Definition: space walk space walk n : any kind of physical activity outside a spacecraft by one of the crew
English → English (gcide) Definition: Space walk Space walk \Space walk\, n. any activity by a human outside of the protective environment of a spacecraft while it is in outer space, requiring a space suit to protect the person from the vacuum and other hazards of space. [PJC]