Top Definition
Fr0tl0ss (pronounced frotloss) is a word used in humorous metal slang that expresses the guitar technique of aggressivley palm muting open strings, usually used when listening to a song.
Guy1: Born of Osiris is way too djenty

Guy2: Yea, too much f*cking fr0tl0ss
by PowerXulius September 29, 2013
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