Lethbridge's river

• Part of a Hemingway title
• Subject of a Hemingway title
• Neil Young classic from "Harvest"
• "The ___ and the Sea"
• Pops, informally
• Hemingway's Santiago, in the story's title
• Actor Gary
• Hemingway sea-goer

Wiktionary Word definitions in Wiktionary
n. (context nonstandard proscribed English) An old man.