underbanked
1 of 2adjective
un·der·banked ˌən-dər-ˈbaŋ(k)t 
: not using or having access to a full range of banking options
[The survey] also measures how many households are underbanked, meaning they have a bank account but look outside the banking system to meet transaction or credit needs. 
FDIC
FDICWorkers who live from paycheck to paycheck can easily slide from the traditional banking world to the underbanked world and then to the unbanked. Mikki Kendall
Mikki Kendallunderbanked
2 of 2noun
: a person or group of people who do not utilize or have access to a full range of banking options
As online transactions become ubiquitous, life has become more challenging for those who rely on cash: the unbanked, those who don't or can't access banking and financial services, and the underbanked, those who don't make full use of such services. Jackie Benton
Jackie BentonNow he [Michael Broughton, CEO of Altro] wants to empower the underbanked, and eventually folks without any bank account at all, to have more financial power. Sara Bloomberg
Sara Bloomberg
Word History
Etymology
Adjective
under entry 1 + banked, past participle of bank entry 4
Noun
derivative of underbanked entry 1
First Known Use
Adjective
1845, in the meaning defined above
Noun
1995, in the meaning defined above