0 something that gives you an idea of what something else is like by allowing you to experience a small example of it before it happens:
1 an experience that lets you know in advance what something will be like:
All, in other words, become retrospectively revolutionary, foretastes of events to come.
The style of this first chapter provides an accurate foretaste of what is to come.
Williams et al. (1997) suggest that individual examples of nurse-led initiatives and increased autonomy are not a foretaste of what is to come.
However, this is only a foretaste since our analysis provides extensive quantitative results, notably the dispersion relation and the spatial structure of the zigzag eigenmode, which deserves a complete test.
Valenzuela's work suggests that the relative difficulty the executive experienced in asserting authority over military subordinates in 1965 was a foretaste of more profound civil-military conflicts in years to come.
It may be a foretaste of what is to come when he tries to introduce legislation to end resale price maintenance.
It could well be a foretaste of things to come.
I thought myself that it was a little "old hat", but it was a foretaste of the boldness manifested in his speech today.