point an accusing finger at

:  an individual detail :  item

:  a distinguishing detail

:  the most important essential in a discussion or matter

:  to furnish with a point :  sharpen

:  to give added force, emphasis, or piquancy to

:  to scratch out the old mortar from the joints of (something, such as a brick wall) and fill in with new material

:  directing blame or responsibility toward someone or something

:  any of the five terminating members of the hand :  a digit of the forelimb

:  one other than the thumb

:  something that resembles a finger

:  to touch or feel with the fingers

:  to play (a musical instrument) with the fingers

:  to play (notes, chords, etc.) with a specific fingering