Meaning of “gum up something” in the English Dictionary

american-english dictionary

"gum up something" in American English

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gum up something

phrasal verb with gum

to cause something to slow down or stop working:

The volcanic ash can gum up a car's air filter.
Requiring every bill to have a hearing would gum up the works (= cause a process to stop working).

(Definition of “gum up something” from the Cambridge Academic Content Dictionary © Cambridge University Press)