Mainstay - Definition
mainstay
n 1: a prominent supporter; "he is a pillar of the community"
[syn: pillar, mainstay]
2: a central cohesive source of support and stability; "faith is
his anchor"; "the keystone of campaign reform was the ban on
soft money"; "he is the linchpin of this firm" [syn:
anchor, mainstay, keystone, backbone, linchpin,
lynchpin]
3: the forestay that braces the mainmast