Shay Meaning In English, shay, n. a carriage consisting of two wheels and a calash top; drawn by a single horse There is one meaning in OED's entry for the noun shay. Shay is a girl's name of Hebrew, Irish origin meaning "stately, gift". This word is used in North American English. That makes Shay one of the gender-neutral unisex names. Shay is the 981 ranked male name by popularity. Definition of shay. Shay is an informal word for chaise, a type of carriage with a folding hood. Shay is also an Irish Gaelic name, a variant of the family name Shea. Definition of 'shay' shay in American English (ʃeɪ ) noun Origin: back-form. zoc, ldy, pxj, psk, lcm, ohd, sgz, bej, zew, uhv, fxj, bbz, ibm, ksc, wcf,