In the reformatory school youth in Buenos Aires in 1950/60s use of the expression, 40, 41 slang; " decapulina " It meant: do or make something urtadillas, hidden or quietly, were part of a vocabulary prison quasi of the reformatory school of that time, I never knew as appeared but usabamos inmates at that time.
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list
