snivel gear
n.— «What is “snivel gear”?…Army slang for stuff you take to the field with you to make you more comfortable. Sweat rag, poncho liner, extra gloves etc.» —“Re: do USMC snipers wear shooting jackets in combat?” by BMoorehrny Usenet: rec.guns June 21, 2000. (source: Double-Tongued Dictionary)
Further reading
The word filibuster has a long and colorful history, going back to the days when pirates roamed the high seas. Today it refers to hijacking a piece of legislation. Plus, the language of yoga teachers: When doing a guided meditation, you may hear...
The slang term 4-55 air conditioning is means cooling a car by driving fast with all the windows down. This is part of a complete episode.
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