WordReference Random House Learner's Dictionary of American English © 2025
ˈspring ˈfe•ver, n. [uncountable]
WordReference Random House Unabridged Dictionary of American English © 2025- a sleepy, lazy, or restless feeling associated with the beginning of spring.
spring′ fe′ver,
- a listless, lazy, or restless feeling commonly associated with the beginning of spring.
- 1855–60, American.