pat someone on the back
US /pæt ˈsʌm.wʌn ɑːn ðə bæk/
UK /pæt ˈsʌm.wʌn ɑːn ðə bæk/

1.
~의 등을 두드리다, ~를 칭찬하다
to praise someone for doing something good
:
•
The coach patted his team on the back for their excellent performance.
코치는 훌륭한 성과를 낸 팀의 등을 두드려 칭찬했다.
•
Don't just pat yourself on the back; there's still a lot of work to do.
그냥 자화자찬하지 마; 아직 할 일이 많아.