pain in the neck, a - something or someone that annoys
pan out, to - to succeed, to have a good result
peach, a - a very nice person
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peanuts - a very small amount of money
piece of cake, a - something that is very easy to do
pigheaded - not taking advice, stubborn
pitter-patter - sound of quick, light tapsfrlike the sound of
potluck - a meal in which everybody brings a food to eat
pull someone's leg, to - to joke, to kid or trick someone
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put one's cards on the table, to - not to hide anything, toexplain the situation fully and honestly
put two and two together, to - to finally understand 
quite a few - many
