| play with a full deck | | | |
| play with fire | | | |
| play with house money | | | |
| pleased with oneself | | | |
| pleasure oneself | | | |
| plough a lonely furrow | | | |
| plough money | | | |
| plough one's own furrow | | | |
| plough one's way | | | |
| plough the back forty | | | |
| plow on | | | |
| plow one's way | | | |
| plow the sands | | | |
| plow with one's heifer | | | |
| plug in | | | |
| plug into | | | |
| plumber's helper | | | |
| plummet | | | |
| plunge in | | | |
| poacher turned gamekeeper | | | |
| pocket dial | | | |
| pocket-sized | | | |
| pocket up | | | |
| poetry in motion | | | |
| pogi point | | | |
| point blank | | | |
| point fingers | | | |
| point man | | | |
| point out | | | |
| point the finger at | | | |
| point up | | | |
| poison | | | |
| poisoned chalice | | | |
| poison pen | | | |
| poison-pen letter | | | |
| poke holes in | | | |
| poke one's nose into | | | |
| poke someone's eye out | | | |
| poke the bear | | | |
| poles apart | | | |
| polish a turd | | | |
| polish off | | | |
| Polish parliament | | | |
| polite fiction | | | |
| political football | | | |
| politically correct | | | |
| pony in the barn | | | |
| poop factory | | | |
| poophole loophole | | | |
| poop in one's pants | | | |
| poop machine | | | |
| poop oneself | | | |
| poor as a church mouse | | | |
| poor as a rat | | | |
| poor little rich boy | | | |
| poor little rich girl | | | |
| poor man's shilling | | | |
| poor power | | | |
| popcorn movie | | | |
| pope's nose | | | |
| pop in | | | |
| pop one's cork | | | |
| pop one's wad | | | |
| pop someone's cherry | | | |
| pop the cherry | | | |
| pop the question | | | |
| pop up | | | |
| porcelain god | | | |
| porcelain goddess | | | |
| porcelain skin | | | |
| pork up | | | |
| poster boy | | | |
| poster child | | | |
| poster girl | | | |
| potato chaser | | | |
| pot calling the kettle black | | | |
| Potemkin village | | | |
| potter's clay | | | |
| potter's field | | | |
| potty mouth | | | |
| pound a beat | | | |
| pound of flesh | | | |
| pound sand | | | |
| pound the pavement | | | |
| pour cold water on | | | |
| pour cold water over | | | |
| pour down the drain | | | |
| pour fuel on the fire | | | |
| pour gasoline on the fire | | | |
| pour honey in one's ear | | | |
| pour honey on | | | |
| pour oil on troubled waters | | | |
| pour one out | | | |
| pour one's heart out | | | |
| powder keg | | | |
| power behind the throne | | | |
| power coffee | | | |
| power grab | | | |
| power-hungry | | | |
| power lunch | | | |