To soar or fly up high; to be whirled or lifted up (by wind or force).
凧が青空に舞い上がった。
The kite soared up into the blue sky.
強い風で落ち葉が舞い上がった。
The strong wind whirled the fallen leaves up into the air.
熱気球がゆっくりと舞い上がっていった。
The hot-air balloon slowly rose aloft.
To become ecstatic or carried away; to be in high spirits or elated.
コンサートで優勝が決まり、選手たちは舞い上がった。
When the victory was decided at the concert, the performers were ecstatic.
合格の知らせに彼女は舞い上がって、ほかのことが手につかなかった。
She was so overjoyed by the news of passing that she couldn't focus on anything else.
子どもたちはプレゼントを見て舞い上がっていた。
The children were over the moon when they saw the presents.