Definitions of rank:

• noun:   a row or line of people (especially soldiers or police) standing abreast of one another

  Example: "The entrance was guarded by ranks of policemen"

• noun:   relative status

  Example: "His salary was determined by his rank and seniority"

• noun:   the ordinary members of an organization (such as the enlisted soldiers of an army)

  Example: "The strike was supported by the union rank and file"

• noun:   the body of members of an organization or group

  Example: "They found dissension in their own ranks"

• noun:   position in a social hierarchy
• verb:   take precedence or surpass others in rank
• verb:   take or have a position relative to others

  Example: "This painting ranks among the best in the Western World"

• verb:   assign a rank or rating to

  Example: "How would you rank these students?"

• adjective:   very offensive in smell or taste

  Example: "A rank cigar"

• adjective:   growing profusely

  Example: "Rank jungle vegetation"

• adjective:   very fertile; producing profuse growth

  Example: "Rank earth"

• adjective:   conspicuously and outrageously bad or reprehensible

  Example: "Rank treachery"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #10855)