From Longman Dictionary of Contemporary Englishtuckertuck‧er1 /ˈtʌkə $ -ər/ verb → tucker somebody out→ See Verb tabletuckertucker2 noun [uncountable] AusE informal FOODfood → your best bib and tucker at bib(3)
Examples from the Corpus
tucker• He puts on his best bib and tucker and books a top restaurant for a romantic dinner.• Instead he will, in best bib and tucker, be performing his last official act as the Masters champion.Origin tucker (1800-1900) tuck “to criticize angrily” ( → TUCK1) + -er (as in batter) 