From WordNet (r) 3.0 (2006):
hamper
n 1: a restraint that confines or restricts freedom (especially
something used to tie down or restrain a prisoner) [syn:
shackle, bond, hamper, trammel]
2: a basket usually with a cover
v 1: prevent the progress or free movement of; "He was hampered
in his efforts by the bad weather"; "the imperialist nation
wanted to strangle the free trade between the two small
countries" [syn: hamper, halter, cramp, strangle]
2: put at a disadvantage; "The brace I have to wear is hindering
my movements" [syn: handicap, hinder, hamper]