Is it professional to say Roger that?
Is it professional to say Roger that? Though Roger is no longer the official term for R in radiotelephony in the military, law enforcement, aviation, and navigation, Roger and Roger that do still enjoy use in military, commercial, and recreational communication to confirm receipt of messages or orders.
What does 10 four mean?
What does 10-4 mean? Roger that! 10-4 is a way of saying “message received” in radio communications. It's also used as a way to “you got it.”