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A way of pronouncing "www" (the initialism for "World Wide Web"), as precedes an Internet address. A: "OK, so the address is dub-dub-dub dot—" B: "Hold on, let me grab a pen."
n. double-u, double-u, double-u, the letters WWW found in World Wide Web addresses. (The second version is merely a colloquial pronunciation of double-u, and neither is commonly written or printed.) Our address is dub-dub-dub dot reindeer dot com.