Eskimo kiss

Definitions

A form of kissing in which noses are rubbed together; it was also prevalent among the peoples of Polynesia and parts of Asia and Africa. Esquimos not only rub noses but actually place the mouth and nose against the cheek of the other person and inhale; they smell each other.

---

(Verb) The two rub noses together as a sign of affection. They also do this because it is too cold to genuinely kiss.