Definitions for "Frigger"
Usually small glass article made by craftsman outside normal working hours, as a gift or for sale, or lampworked article by an itinerant glassblower. Often of no functional use. (Known as a "whimsy" in the USA)
An object made by a glassworker on his own time. Most friggers were made from the molten glass that remained in the pot at the end of the day. Such glass was considered to be a worker's perquisite.
A decorative, but impracticle object created from the end of day "leftover" glass to showw off the skill of the glass blower. Typical items include ships, pipes, hats, musical instruments, etc.