Dictionary.net

• lä'ger-b[=e]r, n. a kind of light beer very much used in Germany.--Also LA'GER. [Ger. lagerbier--lager, a store-house, bier, beer.]

1908 - Chambers's Twentieth Century Dictionary of the English Language
By Thomas Davidson

• n. [Gaelic] A German beer— so called front its being laid up or stored for some months before use.

1871 - The Cabinet Dictionary of the English Language