1. (noun) a reservist who fulfills the military obligation on weekends

• armed forces
• armed services
• military
• military machine
• war machine

1. (noun) a homeowner who acts as a contractor and tries to do major improvement projects on weekends (often without understanding the scope of the work to be done)

• homeowner
• householder

2. (noun) a reservist who fulfills the military obligation on weekends

• reservist