gamma scalping
n.— «Gamma scalping, when done correctly, allows traders to profit from small daily movements in the underlying stock. This scalping pays for the decay while the investor waits for a large movement in the underlying investment.» —“All Straddles Aren’t Equal: A way to make money in any market” by Mark Longo Traders Oct. 4, 2006. (source: Double-Tongued Dictionary)