Top Definition
The act of preventing another fantasy baseball team from moving up in the standings by consistently outplaying them. Makes more sense if your team name directly refers to socks, such as the Red Sox or the White Sox.
Fantasy Owner #1: Dude, I've been trying to take 1st place for weeks now, but the Seattle Tube Sox keep sock-blocking me.
Fantasy Owner #2: I know what you mean, man. I haven't been able to overtake the Buffalo Business Sox all season.
by The4cDizzle April 10, 2010
1 more definition
When one female keeps another female from getting a big toe in her sock
I can't take Janet to the club cause she is always sock blocking!
Bobby came over to the house last night and my mother totally came into my room without knOcking what a sock blocker
by nesmith July 23, 2011

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