Noun overconfidence has 1 sense

1. certitude, cocksureness, overconfidence - total certainty or greater certainty than circumstances warrant
   --₁ is a kind of certainty
   

Overconfidence

Noun: An excessive belief in one's abilities or judgment, often leading to arrogance or a lack of caution.

Example sentences:

• Her overconfidence in her singing talent led her to audition for a national singing competition.
• The stock market crash was a result of investors' overconfidence in the stability of the economy.
• Overconfidence can sometimes blind people to their own limitations.

Adjective: Characterized by an excessive sense of certainty or self-assurance.

Example sentences:

• His overconfidence attitude made him believe he could tackle any problem effortlessly.
• The overconfident driver ignored the speed limits, believing he could handle any road conditions.
• She approached the competition with an overconfident strategy that backfired.

Related products:

• Books about Overconfidence
• Overconfidence Mindset
• Overcoming Overconfidence