Hamper can be a verb meaning to prevent or hinder movement or progress, or a noun meaning a large basket or case. Learn the origin, synonyms, and usage of hamper with examples from various sources. The meaning of HAMPER is to restrict the movement of by bonds or obstacles : impede. How to use hamper in a sentence. Synonym Discussion of Hamper. hamper (third-person singular simple present hampers, present participle hampering, simple past and past participle hampered) (transitive) To put into a hamper. Competition pigeons are hampered for the truck trip to the point of release where the race back starts. Learn the English definition and meaning of Hamper with examples, pronunciation, and translations to enhance your vocabulary.