| ENGLISH IDIOMS: Head I IDIOM 1: "to put one's foot in one's mouth"
-> MEANING: get into trouble by saying something embarassing or rude
-> EXAMPLE: My colleague put his foot in his mouth when he told everyone that he didn't like the new manager.
IDIOM 2: "armed to the teeth"
-> MEANING: fully armed, having many weapons
-> EXAMPLE: The robbers were armed to the teeth when they robbed the bank. IDIOM 3: "to pick the brains of"
-> MEANING: get ideas or information about something by asking an expert
-> EXAMPLE: We picked the brains of the official who was sent to talk about the pollution problem. IDIOM 4: "to button one's lip"
-> MEANING: stop talking, keep a secret, be quiet
-> EXAMPLE: Please button your lip so that we can hear what the speaker is saying. IDIOM 5: "to have rocks in one's head"
-> MEANING: be stupid, not have good judgement
-> EXAMPLE: He must have rocks in his head if he thinks that I am going to lend him any more money. | 
GREAT!
