fed up to the back teeth with sb/sth是什么意思

词组 fed up to the back teeth with sb/sth 释义 ●fed up to the back teeth with sb/sth (also sick to the back teeth of sb/sth) (informal) depressed, annoyed or bored by sb/sth 烦透了；受够了◆I’m fed up to the back teeth with listening to you complaining...