An allusion is a figure of speech that makes a reference to a person, place, thing, or event. The crossword solutions for the term allusion make are REFER (5 letters) and HINT (4 letters). REFER means to direct the attention of someone to a source for information or further action. HINT means to suggest or imply without being explicitly stated. Therefore, the crossword solutions for the term allusion make REFER to directing someone's attention to a source for information or further action and suggesting or implying something without being explicitly stated.