2. Initialism. (baseball) first base 1st Base. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of 1B
| 1890s 18th 1900s 190th 1910s 1920s 1930s 1940s 1950's 1950s | 1960s 1970s 1980s 1990s 19th 1B (current term) 1G 1L 1NF 1Xs | 1 Chr 1 Chron. 1 Chronicles 1 Cor. 1 Corinthians 1 Esdras 1 John 1 Kgs 1 Kings 1 Macc. |
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