The story
Of unclear origin; perhaps extracted from buckaroo, though this word appears to have been conformed to a preexisting suffix (or word), the stress and final vowel being otherwise unaccounted for.
Etymology from Wiktionary, CC BY-SA 4.0.
-eroo
Today it means: Added to certain nouns to form familiar diminutives, normally with jocular or light-hearted intent. Full definition →