A derivative of off-spring, for step, adopted or otherwise non-biological children.
Check out this pic of my precocious not-spring.
by Lollypie September 23, 2008
1 more definition
A city in Arkansas of approximately 40,000 located 50 miles SW of Little Rock. Also referred to as Not Springs National Park. It is called Not Springs because there is NOT anything to do or see there.
I am going to visit the fam in Not Springs....I hear they're getting the internet next year.
by Philanewbie June 10, 2009