HyperDic: thumbprint

English > 1 sense of the word *thumbprint*:
NOUN	communication	thumbprint	fingerprint made by the thumb (especially by the pad of the thumb)

English > *thumbprint*: 1 sense > noun 1, communication
Meaning	fingerprint made by the thumb (especially by the pad of the thumb).
Broader	fingerprint	A print made by an impression of the ridges in the skin of a finger