mequetrefe

Significado (Inglés)

bum, loiterer (pejorative for a person perceived to be lazy)

Etimoloxía (Inglés)

Relativo a español: mequetrefe

In summary

From meco (“dissolute man”) + trefe (“mischievous”), first element from Latin moechus (“adulterer, fornicator”), second element of unknown origin.
Or, possibly of shared origin with Spanish mequetrefe by borrowing from Arabic مُخَطْرِف (muḵaṭrif, “raving”).