This is not a letter that is very commonly used in the English language, but it is considered as a symbol and when it appears in a dream, it means the desire of reaching the unknown.
Dream dictionary: k pop dream meanings
Dream you pop the question to your sweetheart, and the answer you hear is yes, then it implies a good fortune.
…(A RECAPITULATION) The dreams in which one flies from one scene to another with breathless rapidity, and all the characters are bewilderingly mixed and everything is hopelessly incongruous, though apparently very meaningless, often contain many significant features.To quote an illustration: A certain Doctor Eastlake dreamed he was cycling through Hyde Park one very sunny morning, when a servant-maid, dressed all in pink and yellow, shot a perambulator straight in front of him, and he was thrown head over heels in the air; but instead of alighting on the ground, he found himself running about in a cage at the Zoo without anything on. Then, just as his mother-in-law, her face green with fury, advanced on him with uplifted parasol, the scene changed, and he was picking up sovereigns in the street as fast as he could. One of the coins, as he was about to pop it into his…