Meanings
Usage patterns
〈物〉を一杯くださいone cup/glass of ~, please
One cup of coffee, please.
お腹が一杯になるto become full (of food)
I ate rice and became full.
力一杯〈動詞〉to do something with all one's strength
I ran with all my strength.
〈物〉が一杯あるthere is a lot of ~
There are a lot of books.
〈場所〉が〈人〉で一杯だa place is packed/crowded with people
The train was packed with people.
Expressions
一杯食うbe deceived; be taken in; be tricked