Hypertext Webster Gateway: "thirties"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Thirty \Thir"ty\, n.; pl. {Thirties}.
1. The sum of three tens, or twenty and ten; thirty units or
objects.
2. A symbol expressing thirty, as 30, or XXX.
From WordNet (r) 1.7 (wn)
thirties
n 1: the time of life between 30 and 40 [syn: {mid-thirties}, {thirty-something}]
2: the decade from 1930 to 1939 [syn: {1930s}]
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