Spaceman

//ˈspeɪsˌmæn// noun, slang

Definitions

Noun
  1. 1
    An astronaut, often a male astronaut. childish, informal

    "I want to be a spaceman when I grow up."

  2. 2
    a male person trained to travel in a spacecraft wordnet
  3. 3
    A humanoid extraterrestrial. informal

    "A spaceman from Mars could easily pick out the most civilized nations here. They are the only ones who know how to make atom bombs."

Etymology

From space + -man.

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