An excuse to not eating your vegetables. Extremely effective against celery.
Mum: Eat your vegetables!
You: Why?
Mum: Because celery is good for you!
You: Not nececelery...
by Slurping Pie April 10, 2015
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Absolutely positivly having to have celery. When, for some unknown reason, you have to have celery.
I made a salad the other day, and it just wasn't right. The situation was nececelery.
by Trent Kuver February 7, 2009
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