Meaning

• A person or organisation with some sort of responsibility for another person or organisation, especially where the responsibility has a religious, legal, or financial aspect.

  "He was my sponsor when I applied to join the club."

• One that pays all or part of the cost of an event, a publication, or a media program, usually in exchange for advertising time.

  "And now a word from our sponsor."

Meaning

• To be a sponsor for.