Definition of little green man in English:

little green man

Line breaks: lit¦tle green man

Entry from British & World English dictionary

noun

informal
  • An imaginary or hypothetical being from outer space.

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Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space