overbanking1
/ˌəʊvəˈbaŋkɪŋ/Finance
noun
The excessive provision of banks or banking facilities; the granting of charters to an excessive number of banks, especially when this results in bank failures.
Origin
Early 19th century; earliest use found in The North American Review. Either from over- + banking, or from over- + bank + -ing.
overbanking2
/ˌəʊvəˈbaŋkɪŋ/noun
Watchmaking and Clockmaking. The action of overbank.
Origin
Late 19th century; earliest use found in Frederick Britten (1843–1913). From overbank + -ing.