definition of
[pinpoint]

[1] #1 pinpoint v. [nail] locate exactly; "can you pinpoint the position of the enemy?"; "The chemists could not nail the identity of the chromosome". wn

[2] #2 pinpoint n. a very brief moment; "they were strangers sharing a pinpoint of time together". wn

[3] #3 pinpoint n. [speck] a very small spot; "the plane was just a speck in the sky". wn

[4] #4 pinpoint n. the sharp point of a pin. wn