UK, 1981—a pair of spectacles with an oversized frame of a style that was fashionable in the 1980s—refers to the spectacles worn by Deirdre Barlow, a fictional character in the soap opera Coronation Street
has been colloquially used to express a great variety of notions, in particular ugliness and madness, but also unpleasantness, unpredictableness, agitation, disturbance, etc.
USA, 1954: a person who talks excessively—USA, 1964: a person who is addicted to talk radio—from ‘talk’ and the suffix ‘‑aholic’, forming nouns designating a person who is addicted to the thing, activity, etc., expressed by the first element
‘to spread [something or someone] like Marmite’ (1964)—‘like Marmite, a little goes a long way’ (1970)—Marmite is a savoury paste made from concentrated yeast and vegetable extract, used as a spread and for enriching soups and stews
1973—someone or something that polarises opinions by provoking either strongly positive or strongly negative reactions, rather than indifference—proprietary name for a savoury paste made from yeast and vegetable extract, which is either loved or hated
Ireland, 1914—the action or practice of attacking, or acting against, someone in a candid or open manner, as opposed to deceptively or duplicitously—coined after ‘backstabbing’ (i.e., the action or practice of attacking, or acting against, someone in a treacherous or underhand manner)
USA, 1995—a freelance videographer or photographer, characterised as being extremely aggressive in pursuing celebrities to video or photograph them—a blend of the nouns ‘stalker’ and ‘paparazzo’
chiefly UK politics—a culture characterised by influential networks of close friends—from ‘chum’ (a close friend) and ‘‑ocracy’ (forming nouns designating forms of government or groups who exercise political or social power)
to make bigger or greater, to enlarge—UK, 1884, as a translation of ancient Greek ‘μεγαλύνειν’ as used in the Acts of the Apostles, 5:13—recoined in 1996 in the U.S. animated television series The Simpsons
UK, 1963—with reference to the Beatles, a pop and rock group from Liverpool: the frenzied behaviour of the Beatles’ admirers; addiction to the Beatles and their characteristics