Top definition
Throwing a object at a person and if they flinch it results in them receiving a punch.
" HEY CATCH JIM" *Jim flinches* *thrower punches Jim* "aww man not the Boston flinch"
by California Chunk September 18, 2011
Get the mug
Get a Boston Flinch mug for your bunkmate Trump.

Available Domains :D

  • bostonflinch.net
  • bostonflinch.com
  • bostonflinch.ninja
  • bostonflinch.se
  • bostonflinch.men
  • bostonflinch.org