verb
dares; dared; daring
[no obj] :to have enough courage or confidence to do something :to not be too afraid to do something
[+ obj] :to do (something that is difficult or that people are usually afraid to do)
[+ obj] :to tell (someone) to do something especially as a way of showing courage
don't you dare
used in speech to forcefully tell someone not to do something
how dare you
used in speech to show that you are angry about what someone has done or said
I dare say
or chiefly Brit I daresay
somewhat formal + old-fashioned - used when you are stating your opinion about something
noun
plural dares
[count] :the act of telling someone to do something as a way of showing courage - usually singular