The term SMART (WISE GUYS) can be solved by two different crossword solutions: ALECKS (6 letters) and ALECs (5 letters). ALECKS is a variant spelling of the name ALEC, which is a short form of Alexander, a Greek name meaning 'defender of men'. ALECs is a variant spelling of the name Alex, which is a short form of Alexander, a Greek name meaning 'defender of men'. Both ALECKS and ALECs are commonly used as nicknames for people who are WISE and intelligent.