ボヤボヤcarelessly, inattentively, absentmindedly, doing nothing, long and disheveled (e.g. hair) (dishevelled), flaring up (e.g. fire), rising (e.g. steam)

ボヤボヤしていたらひったくりにあった。

I was robbed while I was absentmindedly doing nothing. {carelessly, inattentively, absentmindedly, doing nothing, long and disheveled (e.g. hair) (dishevelled), flaring up (e.g. fire), rising (e.g. steam)}

上司(じょうし)：「ボヤボヤしていないでさっさと仕事(しごと)をしろ！」

Boss: "Stop dawdling and get to work!" {carelessly, inattentively, absentmindedly, doing nothing, long and disheveled (e.g. hair) (dishevelled), flaring up (e.g. fire), rising (e.g. steam)}

先生(せんせい)：「ボヤボヤしていると授業(じゅぎょう)に置(お)いていかれちゃうよ！」

Teacher: "If you keep being absentminded, you'll be left behind in class!" {carelessly, inattentively, absentmindedly, doing nothing, long and disheveled (e.g. hair) (dishevelled), flaring up (e.g. fire), rising (e.g. steam)}

道端(みちばた)でボヤボヤしていた。その結果(けっか)、怪(あや)しい人(ひと)に目(め)をつけられた。

I was absentmindedly loitering on the roadside. As a result, I caught the attention of a suspicious person. {carelessly, inattentively, absentmindedly, doing nothing, long and disheveled (e.g. hair) (dishevelled), flaring up (e.g. fire), rising (e.g. steam)}

起業(きぎょう)家(か)：「どんなに疲(つか)れていても、僕(ぼく)にはボヤボヤしている暇(ひま)はないんだ！」

Entrepreneur: "No matter how tired I am, I don't have time to be carelessly doing nothing!" {carelessly, inattentively, absentmindedly, doing nothing, long and disheveled (e.g. hair) (dishevelled), flaring up (e.g. fire), rising (e.g. steam)}