maritime /ˈmæɹ.ɪˌtaɪm/ adjective4 •Relating to or connected with the sea or its uses (as navigation, commerce, etc.).maritime risksI enjoy maritime activities such as yachting and deep sea diving. •Of or relating to a sailor or seaman; nautical. •Bordering on the sea; living near the seacoast; coastal.the maritime states; a maritime people •Inhabiting the seashore; living coastwise; littoral. (distinguished from marine) formsmore maritime · most maritime