1. A nickname given to the popular Chicken Mcnugget.

2. An insult meaning that the person you said it to is fat.
1. "Aw man I really want some Chicken Mcnugnugs right about now."

2. "Jillian you friggen' Mcnugnug you ate all the chocolate!!"
by thesims3abc July 2, 2009
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