doggone [dawg-gawn, -gon, dog-] /ˈdɔgˈgɔn, -ˈgɒn, ˈdɒg-/ Show IPA verb, doggoned, doggoning, adjective, superlativedoggonest, adverb Informal.
verb (used with object)
Doggone your silly advice!
. damned; confounded:
a doggone fool; Well, I'll be doggoned.
He's a doggone poor sport.
1850–55, Americanism; perhaps from dog on it! euphemistic alteration of God damned