Definition of frosty
                                                                                                    
                                                                            (adj) 
                                                                                                                                                         devoid of 
warmth and cordiality; 
expressive of 
unfriendliness or disdain; "a frigid greeting"; "got a frosty reception"; "a frozen 
look on their faces"; "a glacial handshake"; "icy stare"; "wintry smile"
                                                                        
 
                                                                    
                                                                                                                 covered with frost; "a frosty glass"; "hedgerows were rimed and 
stiff with frost"-Wm.Faulkner
                                                                        
 
                                                                    
                                                                                                                 pleasantly cold and invigorating; "crisp 
clear nights and frosty mornings"; "a nipping wind"; "a nippy 
fall day"; "snappy weather"