Wonderwall was written for Noel's ex-wife Meg Matthews. He wrote it for her when she had just lost her job and was feeling down on herself. He wrote it to let her know how much she means to him and what an impact she has had on his life. When asked what a Wonderwall was the response given was that it is basically anything that makes you happy or brightens your day. From the smallest thing to someone who means alot to you.