From Longman Dictionary of Contemporary Englishthe bottom of the pilethe bottom of the pileBritish EnglishUNIMPORTANT the weakest or least important position in a society or organization I soon discovered I was at the bottom of the pile in the office hierarchy. She always puts her own needs to the bottom of the pile. → pile
Examples from the Corpus
the bottom of the pile• The new black immigrants at the bottom of the pile were hardly mentioned.• At the bottom of the pile, in reverse order of its importance, was the letter from the bishop.• He was thrilled to find the cream-colored envelope near the bottom of the pile of greeting cards.• Music for wasted afternoons that's nowhere near the bottom of the pile this week.• He toyed with the envelope for a couple of seconds, then thrust it back to the bottom of the pile.• If you are wrong, return the card to the bottom of the pile. 