When skiing or snowboarding in cold weater for a prolonged period of time, one begins to get a runny nose. With no kleenex farms on the mountain, one must sniffle to keep the runny nose in line. The name comes from a play on the words Ski and Sniffles.
When Ashley was going up the ski lift, she begin to get a rather severe case of the skiffles.
The act of 'personalising' something edible in preparation for somebody (other than yourself) to eat it. By personalising, one would usually rummage the edible object inside the front of their underwear, without telling the consumer first. Often, the consumer is told after swallowing the snack.