on somebody’s heels
US /ɑn ˈsʌm.bə.diz hiːlz/
UK /ɑn ˈsʌm.bə.diz hiːlz/

1.
뒤를 바짝 쫓다, 뒤따르다
following closely behind someone
:
•
The police were right on his heels after the robbery.
강도 사건 후 경찰이 그의 뒤를 바짝 쫓았다.
•
Success came quickly, with problems often on its heels.
성공은 빨리 찾아왔지만, 문제들도 종종 뒤따랐다.