What does speculation mean in cooking?

speculation means: Turnover buying. (in Cooking Dictionary)

What else does speculation mean?

• Argumentation based upon inconclusive evidence, conjecture or speculation. (in Merlin Dictionary)
• Conjecture is a conclusion, opinion or theory. (in Merlin Dictionary)
• Meditation is the act of contemplating or considering a topic. (in Merlin Dictionary)
• Engage in high-risk business transactions for the possibility of significant or quick profit (in Merlin Dictionary)
• An investment transaction that involves speculation. (in Merlin Dictionary)