Definition of puffs:
(n) :
(countable) A small quantity of gas or smoke in the air.
(n) :
(countable) A sharp exhalation of a small amount of breath through the mouth.
(n) :
(informal, countable) An act of inhaling smoke from a cigarette, cigar or pipe.
(n) :
(countable) A light cake filled with cream, cream cheese, etc.
(v) :
(intransitive) To emit smoke, gas, etc., in puffs.
(v) :
To swell with air; to be dilated or inflated.