Saint Martin's summer


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Saint Martin's summer

n
(Physical Geography) a period of unusually warm weather in the late autumn, esp early November
[referring to St Martin's feast-day, Oct 31 in the pre-Gregorian calendar (now Nov 11)]
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Noun1.Saint Martin's summer - a period of unusually warm weather in the autumn
period, period of time, time period - an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"
autumn, fall - the season when the leaves fall from the trees; "in the fall of 1973"