1. financial support provided by a company or organization for an event, activity, person, or organization in return for advertising or publicity
2. the act of taking responsibility for someone or something

Examples

• The marathon received sponsorship from several local businesses.
• Corporate sponsorship helped fund the new community center.
• The athlete lost her sponsorship deal after the scandal.
• They are seeking sponsorship for their charity walk.
• The museum exhibition was made possible through private sponsorship.
• His sponsorship of the young artist launched her career.
• The company’s sponsorship of the team includes uniforms and equipment.