noun. Use of or reliance on volunteers, especially to perform social or educational work in communities.

noun. The reliance on volunteers to perform an important social or educational function.

noun. The tendency to volunteer, the activity of volunteering.

"But talking about the volunteerism is an interesting point that I would like to touch on for a moment in the fact that I would ask all of your listeners, whether they have a child in school or not, to be willing to give their local school three hours during the entire school year."

avocation  

geo-volunteerism  

12-step  abstinence-only  after-school  anti-poverty  day-trip  

volunteer