What does the cryptic crossword clue "Printed yarn devised for a social event (6,5)" mean?

The wordplay uses an anagram. anagram of PRINTED + YARN = DINNERPARTY The answer is DINNERPARTY.

Printed yarn devised for a social event (6,5)

Daily Mail Cryptic #17324 | 29 Across | 2024-03-28 flower