definition of
dare

[1] #1 dare v. [make bold, presume] take upon oneself; act presumptuously, without permission; "How dare you call my lawyer?". wn

[2] #2 dare v. to be courageous enough to try or do something; "I don't dare call him", "she dares to dress differently from the others". wn

[3] #3 dare v. [defy] challenge; "I dare you!". wn

[4] #4 dare n. [daring] a challenge to do something dangerous or foolhardy; "he could never refuse a dare". wn