be/go at it hammer and tongs
US /biːt əˈraʊnd ðə bʊʃ/
UK /biːt əˈraʊnd ðə bʊʃ/

1.
맹렬히 싸우다, 격렬하게 논쟁하다
to argue or fight with a lot of energy and noise
:
•
They were at it hammer and tongs over who should pay the bill.
그들은 누가 계산서를 내야 하는지를 두고 맹렬히 싸웠다.
•
The two teams went at it hammer and tongs for the entire game.
두 팀은 경기 내내 맹렬히 싸웠다.