Wiktionary(0.00 / 0 votes)Rate this definition: snow shower(Noun) A snow system leading to an accumulation of snow between 1 to 3 inches. A snow shower brings more snow than a flurry, but less than a snow storm or a blizzard. Numerology
Network interface device. Not to be confused with Network interface controller. In telecommunications, a network interface device (NID; also known by several other names) is a device that serves as the demarcation point between the carrier's local loop and the customer's premises wiring.
A National (or NATO) Item Identification Number (NIIN) is a 9-digit numeric code which uniquely identifies an item of supply in the NATO Codification System (NCS). As shown above, to form a National Stock Number (NSN), the NIIN is prefixed by the Federal Supply Class (FSC). However, the NIIN alone uniquely identifies the item, and the FSC merely adds context by indicating the general classification of the item. The NIIN is usually formatted with dashes, as follows 00-006-8046.