1. grassroots political activism and fundraising conducted primarily through the internet and social media, especially by ordinary citizens rather than established political organizations
Usage: informal; usually used in plural or as a mass noun; primarily U.S. political context

Examples

• The netroots movement helped mobilize young voters through social media campaigns.
• Candidates increasingly rely on netroots support to fund their campaigns.
• The netroots organized a massive online petition against the proposed legislation.
• Social media has empowered the netroots to challenge traditional political structures.
• Netroots activists coordinated fundraising efforts across multiple platforms.
• The candidate's success was largely driven by netroots enthusiasm and donations.