What does pin up mean?
pin up
Definition
To fix a notice, poster or picture to a board or a wall with a pin or tack so that everyone can see it.
Example sentences
Can you pin up the new shift list on the bulletin board before the handover?
Can you pin up the new shift list on the bulletin board before the handover?
I pinned up the new evacuation plan by the door last week, and nobody's read it yet.
I pinned up the new evacuation plan by the door last week, and nobody's read it yet.