1pile 
/ˈpajəl/ noun
plural piles /ˈpajəl/ noun [count] 1 : a group of things that are put one on top of another
▪ He put the magazines into a neat pile. ▪ She raked the leaves into piles. ▪ Take a card from the pile. — often + of ▪ a pile of wood ▪ a pile of clothes 2 informal a : a very large amount of something
▪ She had piles of work to do. ▪ He makes a pile of money.
b : a large amount of money
▪ He made his pile and then retired. ▪ He made a pile in the stock market.
▪ He put the magazines into a neat pile. ▪ She raked the leaves into piles. ▪ Take a card from the pile. — often + of ▪ a pile of wood ▪ a pile of clothes
▪ She had piles of work to do. ▪ He makes a pile of money.
b : a large amount of money
▪ He made his pile and then retired. ▪ He made a pile in the stock market.
at the bottom of the pile
: in a low or very unimportant position
▪ He is at the bottom of the pile but should get a promotion soon. ▪ The team finished the season at the bottom of the pile.
▪ He is at the bottom of the pile but should get a promotion soon. ▪ The team finished the season at the bottom of the pile.
at the top of the pile
: in a high or very important position
▪ With this promotion, he will be at the top of the pile. ▪ The team finished the season at the top of the pile.
▪ With this promotion, he will be at the top of the pile. ▪ The team finished the season at the top of the pile.
