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Open and close the valves occasionally so they don't get gummed up.
Useful english dictionary. 2012.
gum something up — clog up a mechanism and prevent it from working properly. → gum … English new terms dictionary
gum up — verb stick together as if with gum the inside of the pipe has gummed up • Hypernyms: ↑clog, ↑choke off, ↑clog up, ↑back up, ↑congest, ↑choke, ↑foul … Useful english dictionary
gum — gum1 noun 1》 a viscous secretion of some trees and shrubs that hardens on drying but is soluble in water. ↘a sticky secretion collecting in the corner of the eye. 2》 glue used for sticking paper or other light materials together. 3》 chewing… … English new terms dictionary
gum up — PHRASAL VERB To gum something up means to stop it working properly or efficiently. [INFORMAL] [V P n (not pron)] Regulators may gum up an efficient system... [be V ed P] The house price chain is gummed up. [Also V n P] … English dictionary
gum up something — gum up (something) to cause something to stop working well. Don t send any attachments or pictures, because they tend to gum up my computer. Related vocabulary: gum up the works Etymology: based on the idea of getting gum (= a sticky substance)… … New idioms dictionary
gum up — (something) to cause something to stop working well. Don t send any attachments or pictures, because they tend to gum up my computer. Related vocabulary: gum up the works Etymology: based on the idea of getting gum (= a sticky substance) in a… … New idioms dictionary
gum — 1 noun 1 (countable usually plural) one of the two areas of firm pink flesh at the top and bottom of your mouth, in which your teeth are fixed 2 (U) chewing gum 3 (U) a sticky substance found in the stems of some trees 4 (U) BrE a special kind of … Longman dictionary of contemporary English
Gum wrapper chain — A gum wrapper chain is a paper chain of any length that is made of discarded wrappers from sticks of chewing gum. Each wrapper can be used to make two chain links. This method will create thin links that can easily slide over one another. It is… … Wikipedia
gum — I. /gʌm / (say gum) noun 1. any of various viscid, amorphous exudations from plants, hardening on exposure to air, and soluble in, or forming a viscid mass with, water. 2. any of various similar exudations, such as resin, kino gum, etc. 3. a… …
gum — {{11}}gum (n.1) resin, c.1300, from O.Fr. gome (medicinal) gum, resin, from L.L. gumma, from L. gummi, from Gk. kommi gum, from Egyptian kemai. As a shortened form of chewing gum, first attested 1842 in Amer.Eng. The gum tree (1670s) was so… … Etymology dictionary
