To hinder or prevent.
To exclude or shut out; to bar.
To prohibit (a person or company that has been convicted of criminal acts in connection with a government program) from future participation in that program.
To divert (attention, etc.).
To touch the ball, often unwittingly, after a shot or a sharp pass, thereby making it unpredictable for the other players.
To make (something) deviate from its original path.
To avoid addressing (questions, criticism, etc.).
To deviate from its original path.