
der Binder
binder
A file binder or folder with a ring mechanism for filing punched sheets of paper.
Bitte hefte die Rechnungen in dem blauen Binder ab.
Please file the invoices in the blue binder.
binder
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binder
A file binder or folder with a ring mechanism for filing punched sheets of paper.
Bitte hefte die Rechnungen in dem blauen Binder ab.
Please file the invoices in the blue binder.

binder
A binding agent; a substance that holds other materials together, for example in paints, building materials, or food.
Eigelb dient in vielen Rezepten als Binder für die Zutaten.
Egg yolk serves as a binder for the ingredients in many recipes.

tie
An outdated or colloquial term for a necktie.
Zum festlichen Anlass zog er Hemd, Anzug und einen schicken Binder an.
For the festive occasion, he put on a shirt, a suit, and a stylish tie.
'Der Binder' (the binder) comes from the verb 'binden' (to tie). The suffix '-er' often refers to a tool or a person that performs an action. So a 'Binder' is something that binds or holds things together.
Ich brauche einen großen Binder, um alle meine Unterlagen zu ordnen.
I need a large binder to organize all my documents.
You can recognize the meaning from the context. In the office or at school, it means a file binder. In cooking or construction, it means a binding agent. In connection with clothing, it means a tie.
Die Dokumente für die Versicherung sind in dem roten Binder.
The documents for the insurance are in the red binder.
The use of 'Binder' for a tie is outdated or colloquial. In most situations today, the word 'Krawatte' (tie) is used.
Mein Großvater nannte seine Krawatten immer „Binder“.
My grandfather always called his ties 'Binder'.
folder / binder / steward
Both words can refer to a binder with a ring mechanism for filing punched sheets of paper. Ordner is the usual standard term, while Binder may be used regionally or in specialized contexts. In general usage, Ordner is therefore usually the more appropriate choice.

Im regionalen Bürogebrauch bewahrt sie die gelochten Rechnungen in einem Binder auf.
In regional office usage, she keeps the punched invoices in a binder.
Ich hefte die gelochten Rechnungen in den Ordner.
I file the punched invoices in the binder.