プログレッシブ和英中辞典(第4版)の解説
ぶえんりょ【無遠慮】
無遠慮な unreserved；〔ずけずけ言う〕outspoken；〔無作法な〕rude；〔あつかましい〕impudent, impertinent；〔でしゃばった〕forward, obtrusive；〔大胆な〕audacious
無遠慮な批評をした
He was outspoken [uninhibited] in criticizing it.
無遠慮にノックもせずに室内に入ってきた
He had the impudence [impertinence] to come into the room without knocking on the door.
無遠慮に辺りを見回す
look around audaciously