1. A traditional notion that is obstinately held although it is unreasonable
   "he still holds to the old mumpsimus that a woman's place is in the kitchen"

Derived forms: mumpsimuses

Type of: notion

• child molester
• child neglect
• child pornography
• child prodigy
• child psychology
• child support
• child welfare agency
• child welfare service
• child's body
• child's game
• child's play
• child's room
• child-centered
• child-free
• childbearing
• childbed
• childbed fever
• childbirth
• childbirth-preparation class
• childcare
• Childe Hassam
• childhood
• childish
• childishly
• childishness