wimp

verb2

1. •
   (slang, disapproving) To behave submissively.

   • "They were wimping along and I was accomplished," she asserts with some pride and a touch of arrogance. — 1994
2. •
   (slang) To make (something) weak or wimpy.

   • If you're particularly fond of Foster's, Heineken or Moosehead at home, you will be disappointed to find that it's been wimped down for the American market. — 2003

adjective1

1. •
   (slang) Weak, wimpy.

noun1

1. •
   (slang, disapproving) Someone who lacks confidence or courage, is weak, ineffectual, irresolute and wishy-washy.

noun3

1. •
   Acronym of weakly interacting massive particle.
2. •
   Acronym of window, icon, menu, pointer, a graphical interface paradigm.
3. •
   (rare) Acronym of window-icon-mouse program.