put your foot in your mouth、big mouse 、give a cold shoulder这些习语是什么意思?

题目

put your foot in your mouth、big mouse 、give a cold shoulder这些习语是什么意思?
第2个是big mouth,对不起，打错了

答案

put your foot in your mouth说错话例：You never open your mouth but you put your foot in it.你一开口就说错话.big mouth多嘴to give / get the cold shoulder冷漠对待I pretend to give him the cold shoulder....