gum up
verb- To become gooey or gummy. · Some types of lubricating grease gum up as they age.
- To cause to be gooey or gummy, especially with the effect of obstructing the operation of some mechanism or process. · Aging grease had gummed up the record changer.
- To make non-functional; to interfere with or put into a state of disorder; to ruin.
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