What does the cryptic crossword clue "You'll have got ready to settle thus (3,2,4)" mean?

The definition is "You'll have got ready to settle thus". The wordplay uses a cryptic definition. Cryptic definition The answer is PAYINCASH.

You'll have got ready to settle thus (3,2,4)

Guardian Cryptic #28988 | 10 Across | 2023-02-08 flower