plural old men
informal
1
: someone's husband or boyfriend
I've been with my old man for 12 years now.
2
: someone's father
I used to work with your old man.
Cite this Entry
“Old man.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/old%20man. Accessed 16 Apr. 2026.
Copy Citation
