Yellow card may refer to:
- A yellow penalty card shown in many sports after a rules infraction or, by analogy, a serious warning in other areas
- "Yellow card", colloquial name for the IBM System/370 Reference Summary booklet in the 1970s (earlier editions were colored green, or white for System/360, while subsequent releases were colored pink for XA and blue for ESA)
- Yellowcard, an American alternative rock band
- Yellow Card Scheme, a United Kingdom initiative concerning reactions to medicines
- Carte Jaune, a vaccination certificate issued by the World Health Organization
- A card issued to United Kingdom troops in Northern Ireland, listing the rules of engagement
- A card, used with certain contracted IATSE touring shows, informing downline venues of the number of traveling and local stagehands needed to mount and stage the production.
Famous quotes containing the words yellow and/or card:
“He’s made a harp of her breast-bane,
Whose sound wad melt a heart of stane.
He’s ta’en three locks o’ her yellow hair,
And wi’ them strung his harp sae rare.”
—Unknown. Binnorie; or, The Two Sisters (l. 41–44)
“I must save this government if possible. What I cannot do, of course I will not do; but it may as well be understood, once for all, that I shall not surrender this game leaving any available card unplayed.”
—Abraham Lincoln (1809–1865)