Definition of mozo in English:
 mozo
nounPlural mozos ˈmoθoˈməʊzəʊˈmoso-zō
(in Spanish-speaking countries) a male servant or attendant.
 Example sentencesExamples
-  It was not long before he found service as a mozo in the family of a wealthy Spaniard, by whom he was taught to read and write.
 -  One advertisement from 1922 announced the sale of '5000 acres and many mozos colonos who will travel to work on other plantations'. (Mozos colonos were indebted labourers.)
 -  In such cases the outsider typically is a young man who moved into San Pedro to work as a mozo for a Pedrano family with sizable land holdings.
 
Origin
  
Spanish, literally 'boy'.