Where does “dumpin” come from?

dumpin (Spanish) comes from English dumping, from English dump, from Middle English dumpen, from Old Norse dumpa — to thump.

Ancestry of “dumpin”, step by step

StepLanguageWordMeaning
1Englishdumpingpresent participle of dump; The disposal of...
2EnglishdumpA place where waste or garbage is left; a ground...
3Middle Englishdumpen—
4Old Norsedumpato thump
Every word from Old Norse dumpa →
dumpin — Etymology, Origin & Word History | Etymology Explorer