Definition of "moral fiber" []

• Alternative spelling of moral fibre. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "Just as the phrase moral fiber refers to a person of upstanding character who can withstand temptation, the fiber in food helps our bodies stand up to disease."
• "The Reverend allowed only boys of good char­acter and strong moral fiber to join: Presbyterian boys."