a tradesman's advertisement mounted on card as a poster
2. another term for show bill
show card in American English
noun
an advertising placard or card
Word origin
[1840–50]This word is first recorded in the period 1840–50. Other words that entered Englishat around the same time include: bypass, creationism, dope, layout, striation
Examples of 'show card' in a sentence
show card
The students were there to make a living, preparing to become efficient producers of 'posters, show cards, layouts and other more or less remunerative designs'.