1. mountain; hill
じゃあ、二人は山に帰るのか？So, are the two of you going back to the mountain?
2. mine
3. (mountain) forest
4. heap; pile; stack; mountain
ぼんやりと食材の山を眺める。I gaze absently at the pile of ingredients.
5. protruding or high part of an object; crown (of a hat); thread (of a screw); tread (of a tire)
6. climax; peak; critical point
7. guess; speculation; gamble
8. (criminal) case; crime
police and crime reporter jargon; usu. written as ヤマ
9. mountain climbing; mountaineering
10. festival float (esp. one mounted with a decorative halberd)
11. deck (from which players draw cards); draw pile; stock
12. wall; wall tile
13. wild
before the name of a plant or animal