/ gluːp; NAmE / ( BrE ) ( NAmE glop /ɡlɒp; NAmE ɡlɑ:p/) noun
[ U ] ( informal ) a thick wet substance that looks, tastes or feels unpleasant
► gloopy ( BrE ) ( NAmE gloppy ) adjective
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WORD ORIGIN
1960s: the letters gl , o , and p are said to be symbolic of semi-liquid matter (compare with glop ).