Definition of wilco in US English:

wilco

exclamation

  • Expressing compliance or agreement, especially acceptance of instructions received by radio.

    ‘“Wilco, Sir,” came the reply’
    • ‘‘Kite 2-1,wilco,’ replied the pilot of Kite 2-1, a young captain.’
    fine, very well, all right, right, right then, right you are, yes, agreed
    View synonyms

Origin

1940s (originally in military use): abbreviation of will comply.

Pronunciation

wilco

/ˈwɪlkoʊ//ˈwilkō/