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We found 18 dictionaries with English definitions that include the word speak up: Click on the first link on a line below to go directly to a page where "speak up" is defined. General (16 matching dictionaries) speak up: Collins English Dictionary [home, info] speak up: Vocabulary.com [home, info] speak up: Macmillan Dictionary [home, info] speak up: Merriam-Webster's Online Dictionary, 11th Edition [home, info] speak up: Cambridge Advanced Learner's Dictionary [home, info] speak up: Wiktionary [home, info] speak up: Dictionary.com [home, info] speak up: UltraLingua English Dictionary [home, info] speak up: Rhymezone [home, info] speak up: Free Dictionary [home, info] speak up: Mnemonic Dictionary [home, info] speak up: WordNet 1.7 Vocabulary Helper [home, info] speak up: LookWAYup Translating Dictionary/Thesaurus [home, info] speak up: Dictionary/thesaurus [home, info] Computing (1 matching dictionary) speak up: Encyclopedia [home, info] Miscellaneous (1 matching dictionary) speak up: Idioms [home, info]

Quick definitions from WordNet (speak up) ▸ verb:  speak louder; raise one's voice ("The audience asked the lecturer to please speak up") ▸ verb:  speak one's opinion without fear or hesitation