the neighbor's beer muffs convinced him that the music he was blasting and shrieking along to at 3 in the morning wasn't loud enough to bother anyone
[virtual] [ear] [muffs] created by [drinking] lots of [beer]
"the neighbor's beer muffs convinced him that the music he was blasting and shrieking along to at 3 in the morning wasn't loud enough to bother anyone" What is the definition of "beer muffs"?