Here are 158 American English expressions and idioms. Many of these expressions are hard to understand for people who were not born in the United States. There are new, modern expressions that you won't find in the English grammar books, expressions that don't make sense when taken literally, and business and office jargon. People actually talk this way. Learning these expressions will help you understand what Americans are saying in real life, on the job and on television shows. This book contains American English expressions such as Bucket List, Butt dialing, Deal-breaker, Diddly, Game-changer, Get on the bandwagon, Hitting on, I'm like totally there, Jumped the shark, Kitchen sink, Man up, Meh, Pie hole, Poster child, Red State, Reverse 911, Senior moment, Staycation, There's no there there, Toast, 1040, 1099, 401(K), 529, At the end of the day, Bad optics, Big whoop, Blue state, Brain freeze, Brain surgery, Catch as catch can, Chapter 11, Cold is the new hot, Comeback Kid, Computer glitch, Don't just talk the talk, walk the walk, Done deal, Easy does it, Haul ass, Hump day, I wouldn't put it past him, I'm good, I'm like totally there, Jackshit, Jumped the shark, Just sayin', Luck out, Mind your business, My bad, On steroids, Out there, Pencil in, Run that by me again, Shoo-in, Simpatico, Skin in the game, Snowball in Hell, Sold a bill of goods, Sound bite, What goes around comes around, Wuss out and other common American expressions and idioms that the foreign-born may have difficulty understanding.