ratoonPronunciation: /rəˈtuːn/Definition of ratoon noun a new shoot or sprout springing from the base of a crop plant, especially sugar cane, after cropping. verb [no object] (of sugar cane) produce ratoons. [with object] cut down (a plant) to cause it to produce ratoons: (as adjective ratooned)ratooned plants produce a much earlier cropOrigin: mid 17th century: from Spanish retoño 'a sprout'ratoon in other Oxford dictionaries Definition of ratoon in the US English dictionary