cockalorum

Main Entry: cock·a·lo·rum 

Pronunciation: \ˌkä-kə-ˈlȯr-əm\

Function: noun

Inflected Form(s): plural cock·a·lo·rums

Etymology: probably modification of obsolete Dutch dial. kockeloeren to crow, of imitative origin

Date: circa 1715

1 : a boastful and self-important person
2 : leapfrog
3 : boastful talk