petty officer second class

== English == === Noun === petty officer second class (plural petty officers second class) (Canada, Navy) A non-commissioned officer in the Canadian Forces Maritime Command, ranking above master seaman and below petty officer first class. (US, Navy) A non-commissioned officer in the United States Navy and United States Coast Guard, ranking above petty officer third class and below petty officer first class. ==== Related terms ==== petty officer (PO)