23 across
Summit
talks
shunning
both
sides
(4)
Summit talks shunning both sides (4)
hints
0
checks
0
hints
The definition is at the beginning of the clue.
How the clue works
The definition is Summit — the highest point. Talks gives you SPEAKS, and then shunning both sides means you lop off the outer letters (the two S's), leaving PEAK.