1. (noun) anchor, ground tackle
a mechanical device that prevents a vessel from moving
2. (noun) anchor, mainstay, keystone, backbone, linchpin, lynchpin
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"
3. (verb) anchor, anchorman, anchorperson
a television reporter who coordinates a broadcast to which several correspondents contribute
4. (verb) anchor, ground
fix firmly and stably
"anchor the lamppost in concrete"
5. (verb) anchor, cast anchor, drop anchor
secure a vessel with an anchor
"We anchored at Baltimore"
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