stick-in-the-mud

[stik-in-th uh-muhd] /ˈstɪk ɪn ðəˌmʌd/
noun
1.
someone who avoids new activities, ideas, or attitudes; old fogy.
Origin
1725-35
British Dictionary definitions for stick in the mud

stick-in-the-mud

noun
1.
(informal) a staid or predictably conservative person who lacks initiative or imagination
Word Origin and History for stick in the mud

stick-in-the-mud

n.

1733, from stick (v.) on notion of "to stick in the mud, to be content to remain in an abject condition."

Slang definitions & phrases for stick in the mud

stick in the mud

noun phrase

A dull, conservative person; fogy: Be cautious, but don't be a stick in the mud (1733+)