Hooking a fish that takes off, pulling all the line on your reel.
He was big 'un. So big that he spooled me, and broke the line.
To be spooled suggests you don't really know what you are doing or what's going on, all you know is that you are stoked to be spooled.
what're you so stoked about? -- i'm str8 spooling on life (similar to stoked on life)
that spooler has gone bucklouie
i'm a little slow and spooled out today