Definition of blowouts:
(n) :
(slang, chiefly sports) A contest that is decidedly one-sided; an overwhelming victory.
(n) :
(slang) A social function, especially one with large quantities of food.
(n) :
(slang) A large or extravagant meal.
(n) :
A sudden puncturing of a pneumatic tyre/tire.
(n) :
A sudden release of oil and gas from a well.
(n) :
(slang) An argument; an altercation.