to CROUCH	to sit with legs bent under you so that you are close to the ground and leaning forward slightly
to CURL UP	to move into a position where your body makes a rounded shape
to DUCK	to quickly lower your head in order to avoid being hit by sth, or so as not to be seen
to FIDGET	to be constantly moving your hands or your feet
to FLINCH	to make a sudden small movement because sth has hurt you or has made you jump
to FROWN	lower your eyebrows because you are angry or you do not understand
to KNEEL	to bend your legs so that your knees are touching the ground
to NOD	to move your head up and down (in most countries, you nod when you say yes)
to NUDGE	to gently push sb with your elbow to attract their attention
to SHIVER	your body is shaking because you are cold
to SHUDDER	your body shakes for a short time because you have seen, heard or tasted sth unpleasant
to TREMBLE	your body or part of your body is shaking because you are frightened or very nervous
BLOODCURDLING (scream)	very frightening
EYE-CATCHING	so attractive or unusual that you can´t help noticing it
FIRST-HAND	you have experienced it personally
HAIR-RAISING	very frightening; used to describe experiences and journeys
HEAD-ON	used to describe collision between two moving vehicles where the front part of one vehickle hits ...
LIGHT-HEARTED	funny and not very serious
MOUTH-WATERING	food that looks and/or smells very good
NAIL-BITING	very exciting and dramatic, because you do not know what is going to happen
NARROW-MINDED	not accepting and positively disliking anything new, different or radical
BROAD-MINDED	opp: narrow-minded
WELL-THUMBED	a book or magazine that has been read so much that the edges and corners of the pages are dirty
NOT TO BAT AN EYELID	not to show any visible signs of surprise
TO CLEAR YOUR THROAT	to cough in order to speak more clearly
TO CLENCH YOUR FIST	to curl your fingers up very tightly, usually because you are very angry
TO CROSS YOUR LEGS	while sitting, to put one leg on the top of the other
TO FLEX YOUR MUSCLES	to strike a pose and show your muscles
TO FOLD YOUR ARMS	to bring your arms together and link them
TO GRIT YOUR TEETH	to press your teeth tightly together, often because you are angry or distressed
TO PLUCK YOUR EYEBROWS	to pull out some of the hairs of your eyebrows, using tweezers
SB´S HEART IS POUNDING	sb´s heart is beating very hard
TO RUMBLE (OF STOMACH)	to make a noise because it is empty and you are hungry
TO SHAKE YOUR HEAD	to move your head from side to side (no)
TO SHRUG YOUR SHOULDERS	to move your shoulders up and down
TO SPRAIN (YOUR ANKLE/WRIST)	to twist and hurt
TO STUB YOUR TOE	to hit your toe against sth
A PAIN IN THE NECK	a very annoying person, thing or task
AT THE FOOT OF	at the bottom of (a hill, mountain, your bed, etc.)
TO COST AN ARM AND A LEG	to be very expensive
TO CRY YOUR EYES OUT	to cry a lot
TO FACE A TEAM	to play against another team
TO FALL HEAD OVER HEELS IN LOVE (with sb)	to fall madly and completely in love (with sb)
TO FOOT THE BILL	to pay the bill at a restaurant or hotel
TO GET COLD FEET	to suddenly feel that you are not brave enough to do sth important
TO GET STH OFF YOUR CHEST	to tell sb sth that has been worrying you
TO GET UP SB'S NOSE	to annoy sb
TO GIVE SB A HAND	to help sb do sth
TO BE GLAD TO SEE THE BACK OF SB/STH	to be happy when sb leaves or when sth is finished
TO HAVE STH ON THE BRAIN	to be obsessed by sth and think about it all the time
TO HAVE YOUR EYE ON STH	to have seen sth (in a shop, for example) that you want to buy/have
TO HAVE/GIVE SB A HEAD START	to have/give sb an advantage over a competitor (in business)/other people (in life)
TO HEAD HOME	to leave somewhere in order to go home
I CAN'T PUT MY FINGER ON	to know that sth is wrong or different, but be unable to say exactly what it is
I COULDN'T KEEP A STRAIGHT FACE	I couldn't stop laughing
I DON'T KNOW OFF-HAND	(inf.) I can't tell/answer, until I have checked first
I'D GIVE MY RIGHT ARM TO	I would really like to
IN THE EYES OF THE LAW	legally, according to the laws of the land
TO KEEP AN EYE ON STH/SB	to look after sth/sb
TO KNOW SOMEWHERE LIKE THE BACK OF YOUR HAND	to know a particular place very well
TO LEARN TO STAND ON ONE'S OWN TWO FEET	to learn not to depend on others
TO MAKE/LOSE MONEY HAND OVER FIST	to rapidly make or lose large sums of money
OFF THE TOP OF ONE'S HEAD	information given immediately without full knowledge of the facts
STH IS ON ITS LAST LEGS	sth is in very bad condition and will very soon stop working
TO PULL SB'S LEG	to play a joke on sb and make them believe sth that is not true
TO PUT YOUR FOOT DOWN	to become strict and tell sb that they must/can't do sth
TO SET EYES ON SB	to see sb, often for the first time
TO SET YOUR HEART ON STH	to really want sth
STH HAPPENS RIGHT UNDER SB'S NOSE	sb is very close to sth when it happens and yet they do not notice it
TO STICK YOUR NOSE INTO OTHER PEOPLE'S BUSINESS/AFFAIRS	to interfere in a situation which doesn't concern you, with the result that you cause other ppl prob
TO THINK ON YOUR FEET	to be able to give good answers to unexpected questions
WITH AN EYE TO	in order to
WRITTEN ALL OVER YOUR FACE	to show by the expression on your face how you really feel
YOU HAVE TO HAND IT TO SB	you have to admire and respect sb