Spiritual Meaning:
The club as a weapon is a stereotype of masculinity, although rather crudely expressed in this instance. The type of club used in the game of golf for instance suggests the ability to use masculinity in a more refined way.

Psychological / Emotional Perspective:
We have great strength at our disposal, for which we need to find an outlet.

Everyday Material Aspects:
To dream of using a weapon to club someone denotes an inner turmoil that has remained unexpressed. It may also depict our feelings of violence against ourselves.

Gender / Specific Meanings:
Rather obviously, a club can be taken as a symbol of the penis in both male and female dreams.

You might also like to consult the entry for Weapons.