I googled it for you . I would suggest definition number one would be the intended one .

ig·no·ble
igˈnōbəl/Submit
adjective
1.
not honorable in character or purpose.
"ignoble feelings of intense jealousy"
synonyms: dishonorable, unworthy, base, shameful, contemptible, despicable, dastardly, vile, degenerate, shabby, sordid, mean; More
2.
of humble origin or social status.
"ignoble savages"