The term 'Be Gullible' can be broken down into two crossword solutions: BITE (4 letters) and SWALLOWANYTHING (15 letters). BITE is a verb that means to take hold of something with the teeth and cut off a piece. It is often used in the context of animals, such as a dog biting a bone or a snake biting its prey. SWALLOWANYTHING, on the other hand, is an idiom that means to believe anything without question. This phrase is often used to describe someone who is easily deceived or taken advantage of. Together, these two words form the phrase 'Be Gullible, ' which is a warning to not believe everything you hear without question.