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English definition of “overflow”

overflow

verb (TOO FULL)    /ˌəʊ.vəˈfləʊ/ US  /ˌoʊ.vɚˈfloʊ/
C2 [I or T] When a liquid overflows, it flows over the edges of a container , etc. because there is too much of it: The milk overflowed when I poured it into the jug . Because of heavy rain , the river may overflow its banks .Movement of liquids [I or T] If a container or a place overflows, whatever is inside it starts coming out because it is too full : Oh no, the bath is overflowing all over the floor . The bin was overflowing with rubbish .Movement of liquids C2 [I] When a place overflows, or people or things overflow from somewhere , some people or things have to come out because it cannot contain them all: The bar was so full that people were overflowing into/onto the street . The train was ( full to) overflowing (= so full that there was not space for any more passengers ). His room is overflowing with books .Too much and unnecessary to overflowing so that water or another substance is almost coming over the top : Someone has filled the bath ( full ) to overflowing.Full
(Definition of overflow verb (TOO FULL) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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