Definitions
There are 2 meanings of the phrase
Weekend Warrior.
Weekend Warrior - as a 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)
A reservist who fulfills the military obligation on weekends
Example Sentences
"The weekend warrior went hiking in the mountains."
"As a weekend warrior, he spends his Saturdays playing competitive sports."
"She joined a running club to meet other like-minded weekend warriors."
"The weekend warrior signed up for a self-defense class."
"The local park is always full of weekend warriors playing pickup basketball."