up
US /ʌp/
UK /ʌp/

1.
towards a higher place or position
:
•
He looked up at the sky.
•
The balloon floated up into the clouds.
:
2.
in an erect or vertical position
:
•
Stand up straight.
•
The sign was knocked down, but we put it back up.
:
3.
to a more important or advanced position
:
•
She moved up in the company.
•
He worked his way up from an entry-level job.
:
1.
1.
1.
an upward movement or position
:
•
The market saw an up in sales.
•
There was a sudden up in temperature.
: