What does the cryptic crossword clue "Saw advantage after removing lead weight, ultimately (5)" mean?

The definition is "Saw". The wordplay uses a deletion. AD (synonym="AD") + AGE (synonym="AGE") = ADAGE; definition: "Saw" The answer is ADAGE.

Saw advantage after removing lead weight, ultimately (5)

Guardian Cryptic #29317 | 22 Down | 2024-02-28 flower