Typically a composite mixture of Dorito Cheese Power, Gardetto Dust, and Goldfish Powder. It is also very common to include little bits of chicken strip seasoning and dried up hamburger helper in the substance. Properly named "Bear Sand" to reflect it's soft, loamy sand texture once built up to enough volume.
by tornadowatch420 March 15, 2016
The ferocious, merciless, and unforgiving monster your girlfriend becomes when she gets sand in her vagina after unsuccessful beach coitus.
Man: You wanna go swimming?
Sand Bear: Fuck off!
Man: Maybe make a campfire?
Sand Bear: Burn in hell!
Man: Give it another try?
Sand Bear: Oh you'd like that wouldn't you, you son of a bitch! Why don't you shove some sand up your dick!
Sand Bear: Fuck off!
Man: Maybe make a campfire?
Sand Bear: Burn in hell!
Man: Give it another try?
Sand Bear: Oh you'd like that wouldn't you, you son of a bitch! Why don't you shove some sand up your dick!
by manbearsquid May 4, 2010