Webster's Revised Unabridged Dictionary · 1913

-kin

-kin (-kin) , suffix

[Of Low German origin; compare German -chen, LG. -- ken.]

A diminutive suffix; as, manikin; lambkin.

Kin (kin) , noun

(Music) A primitive Chinese instrument of the cittern kind, with from five to twenty-five silken strings. — Riemann

Kin , noun

[Old English kin, cun, Anglo-Saxon cynn kin, kind, race, people; akin to cennan to beget, Dutch kunne sex, Old Saxon & Old High German kunni kin, race, Icelandic kyn, Gothic kuni, German & Dutch kind a child, Latin genus kind, race, Latin gignere to beget, Greek gi`gnesqai to be born, Sanskrit jan to beget. r44. Compare Kind, King, Gender kind, Nation.]

1.
Relationship, consanguinity, or affinity; connection by birth or marriage; kindred; near connection or alliance, as of those having common descent.
2.
Relatives; persons of the same family or race.
The father, mother, and the kin beside. — Dryden
You are of kin, and so a friend to their persons. — Bacon

Kin (kin) , noun

[Greek kinei^n to move.]

(Physics) The unit velocity in the C. G. S. system -- a velocity of one centimeter per second.

Also: Kine

Kin , adjective

Of the same nature or kind; kinder.
Kin to the king. — Shakespeare