Head idioms

Idioms that use parts of the head.head to head = in a race, when two contestants are doing as well as each other: "They are head to head in the polls."
off the top of your head = when you give an answer to something without having the time to reflect: "What's our market strategy?" "Well, off the top of my head, I can suggest…"
have a good head for = be good at something: "He's an accountant and he has a good head for figures."
have your head in the clouds = dream: "He's always got his head in the clouds – he makes all these impossible plans."
go over your head = not understand something: "The lesson went over my head – I didn't understand a word of it."
keep your head = stay calm: "He always keeps his head in a crisis."
be head over heels in love = be completely in love: "You can see that he's head over heels in love with her."
keep your head above water = manage to survive financially: "Despite the recession, they kept their heads above water."
use your head = think about something to solve a problem: "It's quite simple – just use your head!"
English idioms using 'mind'
keep / bear something in mind = remember something for future use: "I need a job in computers." "I'll bear it in mind – we often have vacancies for people with your skills."
make up your mind = decide: "I can't make up my mind about the job offer."
be in two minds about something = unable to decide: "I'm in two minds about buying a new car."
be out of your mind = be really worried: "Where have you been? I've been out of my mind with worry."
have a mind of your own = not be influenced by other people: "Don't tell me what to do! I've got a mind of my own, you know."
give someone a piece of your mind = tell someone how angry you are with them: "I'm going to give him a piece of my mind. He knows I cooked dinner for him and now he's an hour late."