verb
1. express one's opinion openly and without fear or hesitation (Freq. 1)
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John spoke up at the meeting
• Syn: ↑opine, ↑speak out, ↑animadvert, ↑sound off
• Hypernyms: ↑declare
• Hyponyms: ↑editorialize, ↑editorialise
• Verb Frames:
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Somebody ——s that CLAUSE
2. speak louder; raise one's voice
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The audience asked the lecturer to please speak up
• Verb Frames:
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Somebody ——s
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Sam and Sue speak up
Useful english dictionary. 2012.