Noun has 2 senses

• kapok(n = noun.substance) silk cotton, vegetable silk - a plant fiber from the kapok tree; used for stuffing and insulation;



• kapok(n = noun.plant) bombay ceiba, ceiba pentandra, ceiba tree, god tree, silk-cotton tree, white silk-cotton tree - massive tropical tree with deep ridges on its massive trunk and bearing large pods of seeds covered with silky floss; source of the silky kapok fiber;