Please hold the door open.

To keep something in a specified position or to maintain control over something.
I will hold your hand.
She can hold the baby.
They hold the meeting every week.
hold a meeting
hold a position
hold on
grasp
carry
maintain
I will hold your bag for you.

To have something in your hands or arms.
Can you hold my drink?
She will hold the baby.
I need to hold this book.
hold hands
hold a conversation
hold on
grasp
carry
clutch
She has a strong hold on the rope.

A grip or grasp on something.
He has a firm hold on the steering wheel.
The child had a tight hold on her mother's hand.
She lost her hold on the suitcase.
strong hold
tight hold
secure hold
grasp
clutch
grip