34defense (disambiguation)

34defense may refer to:

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  34 defense (American football defensive formation)

  A common American football defensive scheme built around 34 defensive alignment principles (e.g., 3 linemen and 4 linebackers / similar structure depending on variation).

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  34 Defense (Hockey tactics/strategy term)

  A “34 defense” label used in ice hockey strategy discussions to describe a specific defensive approach or alignment (terminology varies by league and coach).