lad, youth, youngster, young man, schoolboy, stripling, fellow, master, cadet, whippersnapper, son, male child, junior, little gentleman, tad, little guy*, small fry*, puppy*, shaver*; see also child.
"boy." YourDictionary, n.d. Web. 16 May 2018. <http://thesaurus.yourdictionary.com/Boy>.
boy. (n.d.). Retrieved May 16th, 2018, from http://thesaurus.yourdictionary.com/Boy
A grown man referred to familiarly, jokingly, or as a member of one's set or group: