Also, deep pockets. A source of substantial wealth or financial support, as in The college relies on the deep pocket of one particular alumna. This term alludes to money-filled pockets. [Slang; 1970s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
How to use deep pocket in a sentence
Some three miles east of Alkosh lies a great recess in the mountains—hardly so much a valley as a deep pocket among the cliffs.The Cradle of Mankind | W.A. Wigram
The village of Georgetown nestles in a deep pocket of the mountains.Birds of the Rockies | Leander Sylvester Keyser
Slipping the knife into the deep pocket of her cloak, she hurried on into the unlit passage leading to the chapel.Studies in love and in terror | Marie Belloc Lowndes
Don placed a sandwich in each deep pocket of his mackinaw coat, and pushed an apple on top of each.Five Little Starrs in the Canadian Forest | Lillian Elizabeth Roy
The little man reached down into a deep pocket in his coat, and drew out a tiny harp and a tiny stool.Fairy Tales from Many Lands | Katherine Pyle