verb
to consume, to use up
B1
konsumieren means to consume or to use up. It’s a regular weak verb with participle konsumiert and forms perfect with haben. Non-reflexive and not separable. Used in contexts of consuming goods, resources or media; more formal than essen/benutzen. Conjugation follows regular weak patterns.
Examples
Er konsumierte viele Süßigkeiten.
He ate a lot of sweets.
Das Gerät konsumiert viel Strom.
The device uses up a lot of electricity.
Die Gäste konsumierten weniger, weil der Preis erhöht wurde.
The guests consumed less because the price was raised.
Details
Mnemonics
A big plate being emptied or a device draining a battery.
Looks like 'consume' — same root idea: consuming resources.
Notes
konsumieren is a fairly formal verb (often used in reports or articles). For everyday speech Germans may use verbs like essen, trinken or verbrauchen depending on context.