An inherent quality, A way that a person describes him or herself, as being larger than life, greater as opposed to less than others, Trumped Up.

A narcissist often describes their biglyness to others, when not asked.
Donald Trump made note of his biglyness in nearly every public appearance.

Many were not impressed by his biglyness.
by MantraCore September 11, 2018
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A term used to describe Heart of Midlothian FC's status within Scottish Football due to their fans constant cries of how massive a club they are.
We are the 3rd biggest club in Scotland, Fact. We are defined by our bigness (biglyness).
by Robbie Replay March 28, 2021
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