Adjective apropos has 1 sense
  1. apropos - of an appropriate or pertinent nature
    Antonyms:
    malapropos, inapposite, out of place
,Adverbial apropos has 2 senses
  1. apropos, incidentally - by the way; "apropos, can you lend me some money for the weekend?"
  2. seasonably, timely, well-timed, apropos - at an opportune time; "your letter arrived apropos"
,
TOP