Boost your vocab and unleash your potential!

Recently viewed words:
Definitions of linchpin
  1. noun
    pin inserted through an axletree to hold a wheel on

    Similar: 

    type of:
    pin
  2. noun
    a central cohesive source of support and stability
    "he is the linchpin of this firm"
    type of:
Explanation of linchpin
My lists:
Recently viewed words: