Definition of "fierce" []

• Having a savage and violent nature; ferocious. See Synonyms at cruel. (adjective)
• Extremely severe or violent; terrible: "the fierce thunders roar me their music” ( Ezra Pound). (adjective)
• Extremely intense or ardent: fierce loyalty. See Synonyms at intense. (adjective)
• Strenuously active or resolute: a fierce attempt to escape. (adjective)
• Informal Very difficult or unpleasant: a fierce exam. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Grey was at his computer, his expression fierce as his fingers flew over the keyboard."
• "Bryce tore his mouth from hers to stare down at her, his expression fierce with desire."
• "He said that at least 10 rebels were killed and more than 30 wounded in what he described as fierce urban warfare."