Meanings
Origin
From high up as a warning. Written heigh up by Joseph Wright in The English Dialect Dictionary. Always pronounced with the diphthong /ɛɪ/ as was formerly used in high in these dialects. Never pronounced /eː/ as used in hay.
Full word history & related roots →Cite this entry
hey up. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/hey%20up
“hey up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hey%20up. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “hey up,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/hey%20up.
Source: hey up on Wiktionary, CC BY-SA 4.0.