1. tit for tat : 针锋相对;
1. 山雀
A tit is a small European bird that eats insects and seeds. There are several kinds of tit.
2. (女性的)乳头,奶子
A woman's tits are her breasts.
3. 笨蛋;傻瓜
If you call someone a tit, you are insulting them and saying that they are stupid.