1 definition by Umbraoregon

Verb- To lay claim upon an otherwise open and available campsite or recreation area by setting up and leaving gear (e.g. tent, table, chairs) then departing, with the intention to keep others from using said location until the offender returns.

Conjugations include verbs Gannoned, Gannoning
We want this spot next weekend but can't stay until then, so we will just Gannon it.

Fuck! Some fucking Gannons Gannoned our spot!
by Umbraoregon October 24, 2022
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