by the sweat of one's brow

by the sweat of one's brow idiom
By hard work, as in The only way he'll succeed is by the sweat of his brow. This figurative usage appears in the Bible (Genesis 31:9), where Adam's punishment for eating fruit in Eden is “In the sweat of thy face shalt thou eat bread”—that is, he will have to work for his bread, or living. [c. 1600]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.