hold up

verb
RareNot in standard dictionaries
1

To wait or delay.

2

To impede; detain.

3

To detain by threatening, usually with a weapon, in order to commit robbery.

4

To support or lift.

5

To highlight, as if lifting up for display.

6

To fulfil or complete one's part of an agreement.

7

To withstand; to stand up to; to survive.

8

To keep up; not to fall behind; not to lose ground.

9

To maintain composure despite hardship.

10

To continue to be seen as favorable, to avoid seeming dated.

#informal