Why I Oughta Meaning?
Actually It's "Why, I Oughta--", from "Why, I Ought to--" and the Physical Threat Goes Unspoken. :: : the Construction Is Called an Aposiopesis, Which...
: : : Actually it's "why, I oughta--", from "why, I ought to--" and the physical threat goes unspoken. : : : The construction is called an aposiopesis, which arises when the 'if- clause' or protasis of a condition is stated without an ensuing 'then- clause' or apodosis. [ Source: Wikipedia entry for Aposiopesis]
What does you oughta mean?
It means "You should know." It's short for "You ought to know."
Why I Otta meaning?
to take. to take out, to pull out.