sandhog UK /ˈsændhɒɡ/US /ˈsændhɔɡ/noun 1verb 1forms 3 noun1 •(US, slang) A person employed to dig tunnels, or (more generally) to work underground or under water. verb1 •(US, slang) To work at digging tunnels, or (more generally) underground or under water. formssandhogged · sandhogging · sandhogs