The term 'Malay Sailboat' refers to a type of traditional sailing vessel used in the Malay Archipelago. The two crossword solutions, 'PROA' and 'Toup', are both words used to describe this type of boat. PROA is a term derived from the Austronesian language family, and it refers to the asymmetrical hull shape of the boat. Toup is a French word that is used to describe the large triangular sail of the boat.