Leather bit-It is a tool which is soft and made of leather which is used to communicate with your horse. 

Chomp on- when you chew something noisly. 

Iron jaw bit - If you ever visited to any circus then you must have seen the artist holding a iron jaw bit with his mouth and it then swoop them to the top. simply they hang by their teeth. 

Cracks up- when you can stop laughing or burst into laughter 

The cretins-The stupid person. 

bristles - a small stiff Hair on animals. 

Knuckle - It is that part of hand where fingers joints the hand. 

attorney - lawyers can also be called as attorneys. 

exquisite - when you see something very delicate and beautiful then it is very exquisitely attractive. 

Fidget-when you make small movements of hand or feet when you're nervous. 

twitch and turn-a short jerking movements. 

neckties-simply a normal you wear on shirt. 

jury duty-when a common man or a citizen called on a to serve as a legal panel than you gave your verdict or get involved in the legal case. 

twiddling thumbs - When you are usually doing nothing and simply waiting for someone or for your chance. 

summation - when yoy give your final conclusion to a long verdict. 

prosecution - the state of accusing someone for the charges agaist them. 

bashful-when you feel embarrassed and uncomfortable. 

Timid-Lack of courage and confidence or frightening. 

slumps - when you stand or sit bent over. 

Close off-To separate or avoid. so that you can ignore the other person who you dont like or make contact. 

look over one shoulder - To worry for something or you think something bad is going to happen. 

moaned - when you are in pain you make low sound that's what mean you moan for something close to you or thing you want at any cost. 

trundled - when you walk slowly or heavily then you are trundling. 

Big baby pivot-When you meet someone new to you then you must turn your body fully towards him in order to make him feel important and in the same manner when you see a adorable kid and you start smiling and playing with kid. so you have to simply greet the other person in same manner. 

rattling a crib - To make certain movements to a crib or a framework on which a kid is kept in order to swing it so as to make that kid joyful. 

Thanks