adjective
full
A2
Voll commonly means full (filled to capacity) or complete/entire. It is a regular, gradable adjective with comparative 'voller' and superlative 'am vollsten'. Antonym is 'leer'. It isn't reflexive, requires no preposition, and behaves like a standard German adjective. Common in spoken and written German.
Examples
Das Glas ist voll.
The glass is full.
Das Restaurant war voll, weil viele Gäste das Wochenendmenü ausprobierten.
The restaurant was full because many guests tried the weekend menu.
Details
Mnemonics
Picture a cup filled to the brim, overflowing slightly.
Sounds like 'vol' in 'volume' — think maximum capacity.
Notes
Used both literally (full container) and figuratively (full schedule).