repeat after memorization; "For the exam, you must be able to regurgitate the information"
feed through the beak by regurgitating previously swallowed food; "many birds feed their young by regurgitating what they have swallowed and carried to the nest"
pour or rush back; "The blood regurgitates into the heart ventricle"
the occurrence of incoming water (between a low tide and the following high tide); "a tide in the affairs of men which, taken at the flood, leads on to fortune" -Shakespeare