La Cucaracha Subject is a popular Mexican folk song about a cockroach. The term 'La Cucaracha' translates to 'the cockroach' in English, and the song is often used as a symbol of Mexican culture. The crossword solution for this term is 'roach, ' which is a five-letter word for a type of insect that belongs to the Blattodea order. Roaches are known for their hardiness and ability to survive in difficult conditions, making them a fitting symbol for the song.