adverb
inside, in there
B1
drin: colloquial adverb meaning 'inside' or 'in there', equivalent to standard 'drinnen'. Used to indicate location (Ich bin drin, Er ist drin). No declension or preposition required; pairs with verbs of location (sein, stehen etc.). Common in spoken German and informal writing; avoid in formal contexts.
Examples
Der Hund blieb drin, obwohl das Haus leer war.
The dog stayed inside even though the house was empty.
Ist das Buch drin?
Is the book inside?
Ich bin schon drin, komm schnell!
I'm already in there, come quickly!
Details
Mnemonics
Picture a box with someone sitting inside and say 'drin' — that image links to 'inside / in there'.
Sounds like the English 'drin' pronounced like 'drin' — think 'in' inside something.
Notes
drin is colloquial (short for 'drinnen') and commonly used in spoken German to mean 'inside' or 'in there'.