A cold blooded creature of the reptile family capable of taking on human form, singularly evolved to secrete information, and genetically predisposed to violating your trust.
Nice, thanks for telling mom what time I got home last night, tattlesnake.
using spare change in a cup to make the sound of a rattlesnake : typically done by a homeless person.
guy 1: "I was about to give this homeless guy some money, but then I heard a rattlesnake and ran away."
guy 2: "You idiot, that was just a detroit rattlesnake."
Telltale sign that you are pissing off your wife, girlfriend, and/or significant other. With legs crossed, the leg on top starts bouncing at an increased pace the more agitated the subject becomes (usually a lady).
Wow, your sister looks really hot in her new bikini.........oh, oh there goes that rattlesnake leg.
another term for a station wagon, mini-van, or any other kind of vehicle that is targeted at the "family" demographic(also M.A.V.)
"Tactical advantages aside, the M.A.V. is top of the line for the holy warrior troop transport manufactured by the Church of Latter Day Saints Military Industrial Complex. Also great for family trips...to heathen lands."