ahoy
/əˈhɔɪ/exclamation
1- Nautical or humorous a call used in hailing【航海】〈幽默〉 喂, 啊嗬：
ahoy there!
喂！
ship ahoy! land ahoy!
喂, 船呀！喂, 陆地呀！
1.1
- an exclamation announcing the sighting of land from a ship啊嗬（从船上看到陆地时的感叹语）。
词源
mid 18th cent.: from AH + HOY1.