Context Sentence: Environment Minister Ben Bradshaw has already said he would look sympathetically at pay-as-you-throw, which would encourage recycling and allegedly make the 'polluter pay'.

Source: By Steve Doughty, Social Affairs Correspondent

Definition: stated without being proved
e.g.:The novel was allegedly written by a computer.
(Oxford Advanced Learner's English--Chinese Dictionary, Fourth Edition, 1998)

Mnemonic Just remember it.