stick-in-the-mud

he's such a stick-in-the-mud; he refuses to try new restaurants.

my grandfather is a real stick-in-the-mud when it comes to technology.

don't be a stick-in-the-mud; embrace new experiences and ideas.

she's a stick-in-the-mud who thinks traditions should never change.

he's a stick-in-the-mud and hates anything modern or trendy.

the company needs to move forward, not listen to the stick-in-the-mud managers.

she accused him of being a stick-in-the-mud and lacking imagination.

he's a stick-in-the-mud who believes in doing things the old way.

despite our encouragement, he remained a stick-in-the-mud.

the stick-in-the-mud politician blocked the new legislation.

we tried to convince him, but he's a stubborn stick-in-the-mud.