カップ

かっぷ
noun
cup
1. cup
A small container for drinking, typically with a handle. From English 'cup.'
I bought a coffee cup.
I ate cup noodles.
This cup is my favorite, so I use it every day.
2. cup (measurement)
A unit of measurement used in cooking, approximately 200ml in Japan.
Please add 2 cups of water.
One cup is approximately 200 milliliters.
Please mix 3 cups of flour and 1 cup of sugar.

カップ refers to a cup for drinking or a unit of measurement, from English 'cup.'

As a container

As a measurement

1カップ = approximately 200ml in Japan (differs from US cup = ~240ml)

Cooking usage

Counter

() for cups as objects.