1. a particular way of thinking or attitude toward something
2. the characteristic mental capacity or intellectual ability of a person or group

Examples

• The team needs to develop a winning mentality.
• His business mentality helped him succeed as an entrepreneur.
• She couldn’t understand the mentality behind such cruel behavior.
• The company is trying to change its old-fashioned mentality.
• Different cultures often have different mentalities about work and family.
• The coach worked to instill a competitive mentality in his players.
• Her positive mentality helped her overcome many challenges.