Read the dictionary definition of dare. All definitions for this word.
1. a challenge to do something dangerous or foolhardy
1. he could never refuse a dare
1. I dare you!
3. take upon oneself; act presumptuously, without permission
1. How dare you call my lawyer?
4. to be courageous enough to try or do something
1. I don't dare call him
2. she dares to dress differently from the others
See also: Merriam-Webster definition of dare