lap of luxury, in the

In affluent circumstances, equipped with anything money can buy. For example, Jane grew up in the lap of luxury. This expression alludes to the lap as a place of comfort. [Late 1700s]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.