fingerprint
/ˈfɪŋgɚˌprɪnt/
noun
plural -prints
[count] the mark that is made by pressing the tip of a finger on a surface
a mark of this kind made in ink for the purpose of identifying a person - usually plural
something (such as genetic material) that can be used to identify a person
verb
-prints; -printed; -printing
[+ obj] :to take the fingerprints of (someone, such as a criminal) for the purpose of identification