What does the cryptic crossword clue "Holding note with Sinatra? (7)" mean?

The wordplay uses a charade (building blocks). TE (synonym="‘note’ of the sol-fa") + NANCY (synonym="‘Sinatra’") = TENANCY The answer is TENANCY.

Holding note with Sinatra? (7)

Guardian Cryptic #29357 | 27 Across | 2024-04-15 flower