To undergo or cause to undergo bletting, a fermentation process in certain fruit beyond ripening.
c. 1835, B. Maund, The Botanic Garden, Or, Magazine of Flowering Plants, Volume 6, Simpkin & Marshall, page 115,
Bletting is in particular a special alteration; it appears that the more austere a fruit is before this is brought on, the more it is capable of bletting regularly.