Idiom: Chase RainbowsCheck definitions of...chaserainbowsMeaningsHow to pronounce "chase rainbows":AU Your browser does not support the audio element. To pursue unrealistic or fanciful goals.A-Z Proximitiescharmed lifechase afterchase a rainbowchase offchase one's tail chase rainbows chase tailchase the dragonchat upcheaper by the dozencheap thrillSimilar Idiomschase rainbowsrainbows and unicornschase afterchase a rainbowchase offchase one's tailchase tailchase the dragoncut to the chasegive chasewild-goose chaseSimilar Phraseschase afterchase awaygive chasepaper chasesalmon p. chasesalmon portland chasewild-goose chase