gusher
🇺🇸
/ˈɡʌʃər/
🇬🇧
/ˈɡʌʃə(r)/
A well that produces oil or water in large amounts.
The oil company struck a gusher, which spewed oil high into the air.
A person who is overly enthusiastic or sentimental, often insincere.
He's such a gusher when he talks about his favorite team.