pink slippink slip
Origin of pink slipfrom the sometime use of pink paper for the employee's carbon of the dismissal notice
(plural pink slips)
- green slip
- (automobile title): Most likely from California, where the title is printed on a smaller index-card sized piece of pink paper; in other states the title is typically a full-size 8 1/2" x 11" sheet, usually printed on blue or blue-green paper with borders, similar to a stock certificate.