The term 'LAST THING' can be broken down into three separate crossword solutions: SHOE (4 letters), PXUK (4 letters), and STRAW (5 letters). SHOE is a type of footwear that covers the foot and is typically made of leather or synthetic materials. PXUK is an acronym for the phrase 'Please Excuse Us Kindly, ' which is often used as a polite way to excuse oneself from a situation. Lastly, STRAW is a thin tube made of plastic, paper, or other material that is used to drink liquids.