Definitions
There is 1 meaning of the phrase
Long Johns.
Long Johns - as a noun
Warm underwear with long legs
Example Sentences
"I need to buy new long johns for the winter."
"She wore long johns under her dress to keep warm."
"My long johns are so comfortable to sleep in."
"He forgot to pack his long johns for the camping trip."
"I prefer wearing long johns instead of thermal leggings."