adj.
1.having or demonstrating ability to recognize or draw fine distinctions
2.intense or sharp
3.very penetrating and clear and sharp in operation
4.very good
5.as physically painful as if caused by a sharp instrument
6.having a sharp cutting edge or point keen n.
1.a funeral lament sung with loud wailing keen v.
1.express grief verbally
Idiom of the Day
return the favor
to do a good deed for someone who has done a good deed for you
I returned the favor to my friend who had helped me move to my new apartment.
