To become dry and shriveled, often as a result of lack of water or disease. The flowers began to wither in the intense heat of the summer.
To lose vitality, force, or freshness. His enthusiasm for the project began to wither after the initial excitement faded.
To cause someone to feel humiliated or shamed. Her harsh words seemed to wither his confidence.
To cause (a plant, tissue, or other living thing) to become dry, shriveled, or lifeless. The drought withered the crops in the field.