What is Shouldn't've?
1.
Contraction of 'should not have'.
Knowing the consequences, you shouldn't've done that.
2.
Compound contraction of "should not have". Also see
You shouldn't've said that, now Grandma's really mad!
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3.
A
Should Not Have.
Heh, I guess
skippy really shouldn't've parked there.
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4.
simply put, should not have
you shouldn't've gotten me that ferrari for my 12th birthday.
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Random Words:
1.
used as an interjecting phrase when discussing emotions that are more important, stupid, interesting, etc. than "a lot more". ..