noun
beer
A1
Bier means 'beer' (drink). It is a neuter noun: das Bier, plural die Biere. Declension includes genitive des Bieres and dative dem Bier (plural den Bieren). No irregular plural; used both countably (ein Bier) and uncountably in German when referring to the beverage.
Examples
Ein Bier, bitte!
A beer, please!
Er bestellte ein Bier, obwohl er wusste, dass er noch fahren musste.
He ordered a beer, although he knew that he still had to drive.
Ein kaltes Bier schmeckt gut.
A cold beer tastes great.
Details
Mnemonics
picture a frothy beer mug with 'das' on the handle
beer (English) — identical sound, easy to remember
das — imagine a neutral beer stein with a small 'das' sticker
Notes
Countable in German (ein Bier, zwei Biere). Gender: neuter (das Bier).