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1.
Used when people don't understand the actual definition.

Note: Does not mean complete, robust, comprehensive, or inclusive.

1) Complimentary or flattering to an excessive degree.
2) Of large size or quantity; generous or abundant
Incorrect: We need a more fulsome draft

Correct: We had a fulsome dinner
by Rocky2201 July 16, 2014
 
2.
FULSOME, slang for AVERAGE. Not aweFUL, not aweSOME, just FULSOME.
I just saw YEAR ONE. It was fulsome.
by Johnny Cash, Fulsome Prison June 24, 2009