Merriam-Webster definition Merriam-Webster definition fierce fierce http://www.merriam-webster.com/dictionary/fierce http://www.merriam-webster.com/dictionary/fierce Webster's Source fierce http://www.merriam-webster.com/dictionary/fierce Merriam Webster dictionary fierce http://www.merriam-webster.com/dictionary/fierce Webster's Merriam-Webster definition fierce fierce fierce http://www.merriam-webster.com/dictionary/fierce fierce Merriam-Webster definition