What does the cryptic crossword clue "Leaderless school acquiring principal that points the way (9)" mean?

The wordplay uses a charade (building blocks). ARROW (synonym="school") + HEAD (synonym="HEAD") = ARROWHEAD The answer is ARROWHEAD.

Leaderless school acquiring principal that points the way (9)

Guardian Cryptic #29403 | 12 Across | 2024-06-07 flower