Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun pin-up

1 sense of pin-up

Sense 1
cover girl, pin-up, lovely -- (a very pretty girl who works as a photographer's model)
       => photographer's model -- (a model who poses for photographers)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb pin-up

1 sense of pin up

Sense 1
pin down, pin up -- (attach with or as if with a pin; "pin up a picture")
       => attach -- (cause to be attached)