Etymology 1772, UK, probably alteration of French taïaut (interjection used in deer-hunting), from Middle French tahou, tayo, from Old French taho, ta ho, tielau (interjection given to hounds to return) (second half of 13th century), composed of ta (particle used to prod animals) + ho ! (“halt!, hold!”). More at ho.
1
UK Used to urge on a fox hunt, especially when the fox is sighted.
There he is! Coming out of that coppice! Tallyho tallyho tallyho!
2
A cry used to signify encouragement when embarking on any somewhat daring endeavour.
Here goes the Lord with one of his famous "Tallyho" pullouts. Tallyho!1966, Bruce Brown, director, The Endless Summer:
3
A simple greeting, primarily used by the upper classes.
Etymology 1772, UK, probably alteration of French taïaut (interjection used in deer-hunting), from Middle French tahou, tayo, from Old French taho, ta ho, tielau (interjection given to hounds to return) (second half of 13th century), composed of ta (particle used to prod animals) + ho ! (“halt!, hold!”). More at ho.
They could not come to-day; there would have been hardly room for them in the tallyho.1900, Rebecca Sophia Clarke, Jimmy, Lucy, and All:
tallyho
verb
Etymology 1772, UK, probably alteration of French taïaut (interjection used in deer-hunting), from Middle French tahou, tayo, from Old French taho, ta ho, tielau (interjection given to hounds to return) (second half of 13th century), composed of ta (particle used to prod animals) + ho ! (“halt!, hold!”). More at ho.