1. A beer tinctured with the extract of spruce, obtained from a decoction, being the result of boiling the green tops of the black spruce.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• apruce beer,
• zpruce beer,
• xpruce beer,
• dpruce beer,
• epruce beer,
• wpruce beer,
• soruce beer,
• slruce beer,
• s-ruce beer,
• s0ruce beer,
• speuce beer,
• spduce beer,
• spfuce beer,
• sptuce beer,
• sp5uce beer,
• sp4uce beer,
• spryce beer,
• sprhce beer,
• sprjce beer,
• sprice beer

The adjective form of the phrase "spruce beer" would be "sprucey" or "sprucy".

The plural form of "spruce beer" is also "spruce beer".

The singular form of "spruce beer" is "spruce beer". The word does not change when used in the singular.