Verb (5-dan, す, transitive)
1. to quarry; to cut (timber); to cut and carry off
also written as 伐り出す
山から木を切り出して、村まで運んだ。We cut timber on the mountain and carried it to the village.
2. to begin to talk; to break the ice; to broach
どう切り出せばいいんだろう。How should I bring it up?
3. to start a fire (with flint, by rubbing sticks together, etc.)
also written as 鑽り出す
4. to select and extract (from a media file); to splice out