marked by immorality; deviating from what is considered right or proper or good; "depraved criminals"; "a perverted sense of loyalty"; "the reprobate conduct of a gambling aristocrat"
completely lacking nobility in character or quality or purpose; "something cowardly and ignoble in his attitude"; "I think it a less evil that some criminals should escape than that the government should play an ignoble part"- Oliver Wendell Holmes, Jr.
not of the nobility; "of ignoble (or ungentle) birth"; "untitled civilians"
the occurrence of incoming water (between a low tide and the following high tide); "a tide in the affairs of men which, taken at the flood, leads on to fortune" -Shakespeare