smile n.— «A reference to the common shape of a graph of at- or out-of-the-money put and call implied volatilities for options with a common expiration date. The name comes from the fact that the furthest out of the money options...
smile n. a line, graphed on a parabolic or bowl-shaped curve, that represents a risk or return relationship in investment markets. (source: Double-Tongued Dictionary)
smile n.— «This has direct consequences for the dynamics of the volatility smile observed on option markets.» —by Jean-Philippe Bouchaud, Marc Potters Theory of Financial Risk and Derivative Pricing Dec. 11, 2003. (source:...
smile n.— «The pattern of implied volatilities form a “smile” shape, which is called a volatility smile. Most derivatives markets exhibit persistent patterns of volatilities varying by strike…In practice, either the...
smile n.— «Smile: Graph with a minimum implied volatility for an underlying at-the-money.» —“Glossary of keywords” by André Jaun Hedging Your Portfolio: Options, Swaps and Derivatives Aug. 18, 2003. (source:...