出典:Wiktionary
Probably of multiple origins. Partly a borrowing from Dutch dinges (“thingamajig, thingy; whatshisname, whatshername”), ding (“thing”). Probably also partly a borrowing from Afrikaans in view of its South African occurrence. The spelling dingus is remodeled to look like a Latin word ending in -us.
dingus (複数形 dinguses)
口うるさいさま
汚すさま
ごみ
a paste-pot
a hiccup
テグー
tejus
a plaything with which one trifles for pleasure
the anus