Does the phrase "dream a dream" is a pun?
"Dream a dream" can sound a bit confusing. This phrase is not a pun or common expression, but has appeared in songs like "I Dreamed a Dream" from the Les Miserables musical. You can understand it as meaning that one is imagining or thinking about a dream, or reminiscing upon happier days (a dream). It's supposed to give off a whimsical, imaginative feeling. In this video, "dream a dream" is encouraging listeners to be imaginative and dream.