The term 'arrogant one' can be defined by five different crossword solutions: SNOOT (5 letters), PRIG (4 letters), SNOT (4 letters), SNOB (4 letters), and highmuckamuck (13 letters). SNOOT is a term used to describe someone who is overly proud and haughty, while PRIG is a person who is excessively prim and proper. SNOT and SNOB are both terms used to describe someone who is arrogant and conceited. Highmuckamuck is an old-fashioned term for someone who is pompous and self-important. All of these words refer to someone who is overly proud and has an inflated sense of their own importance.