den mother is a noun meaning "someone who plays the role of a den mother". It carries 2 recorded senses.
someone who plays the role of a den mother
“he serves as den mother to all the freshmen in this dormitory”
“she's the den mother to new secretaries”
a woman who supervises a den of Cub Scouts
Definitions, synonyms and semantic relations for den mother come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.