The term 'big galoots' is a slang term used to describe large, clumsy people. The crossword solutions for this term are OXES (4 letters), LUGS (4 letters), APES (4 letters), OAFS (4 letters), and bruisers (8 letters). OXES are large animals that are often used as draft animals, LUGS are large, heavy objects, APES are primates that are known for their intelligence, OAFS are clumsy or foolish people, and bruisers are tough, strong people. All of these words can be used to describe someone who is big and clumsy, thus fitting the definition of 'big galoots'.