to strike a balance; to even out something [colloquial]
Definitions (粵典–words.hk)
動詞
令兩邊（數量、能力等）接近 to strike a balance; to make things even on the two sides
你勁咁多，不如戥返勻，你加個新手對我哋三個啦。
你劲咁多，不如戥返匀，你加个新手对我哋三个啦。
nei5 ging6 gam3 do1, bat1 jyu4 dang6 faan1 wan4, nei5 gaa1 go3 san1 sau2 deoi3 ngo5 dei6 saam1 go3 laa1. You are way better than us. Why don't we strike a balance, you can make a team with another newbie to play against us three.