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A term with sexual meaning.

A sexual thrust with such force that it induces vomitting of the recipient
I McNeilled your mom last night. It got a little messy
by dankthee June 01, 2016
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A guy who changes/acts completely different for or because of girls.
This person goes against previous ideals and actions.
Alex became such a McNeill since he started talking to Amy. He’s now too Big-Headed and denies he has changed for the worst.
by A disappointed friend July 15, 2018
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3
A guy who randomly interjects quality comedic material into a group text to after a 3 month hiatus, as if he had been contributing the whole time.
HAHAHHAHAHA... I am glad to see you are still alive McNeill.
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