释义 |
Collins Concise English Dictionary © HarperCollins Publishers:: gum up vb (tr, adverb)- to cover, dab, or stiffen with gum
- informal to make a mess of; bungle (often in the phrase gum up the works)
WordReference Random House Learner's Dictionary of American English © 2024gum1 /gʌm/USA pronunciation n., v., gummed, gum•ming. n. [countable] - a sticky substance that comes from plants and hardens when exposed to air.
- Printingmade from such a plant substance.
- chewing gum.
v. - [~ + object] to smear, stiffen, or stick together with gum.
- to clog with or as if with a gummy substance:[~ (+ up) + object]The engine was gummed (up) and wouldn't start.
- gum up, [Slang.]to spoil or ruin: [~ + up + object]You've really gummed up the project with that blunder.[~ + object + up]You've gummed it up now.
gum2 /gʌm/USA pronunciation n. [countable]- Anatomy, DentistryOften, gums. [plural] the firm, fleshy tissue covering the surfaces of the jaws and partly covering the bottom of the teeth.
WordReference Random House Unabridged Dictionary of American English © 2024gum1 (gum),USA pronunciation n., v., gummed, gum•ming. n. - any of various viscid, amorphous exudations from plants, hardening on exposure to air and soluble in or forming a viscid mass with water.
- any of various similar exudations, as resin.
- Printinga preparation of such a substance, as for use in the arts or bookbinding.
- See chewing gum.
- mucilage;
glue. - rubber1 (def. 1).
- See gum tree.
- Stamps[Philately.]the adhesive by which a postage stamp is affixed. Cf. o.g. (def. 1).
- Informal Termsa rubber overshoe or boot.
v.t. - to smear, stiffen, or stick together with gum.
- to clog with or as if with some gummy substance.
v.i. - to exude or form gum.
- to become gummy.
- to become clogged with a gummy substance.
- gum up, [Slang.]to spoil or ruin.
- Idioms gum up the works. See work (def. 14).
- Greek kómmi
- Vulgar Latin *gumma, for Latin gummi, cummi
- Old French
- Middle English gomme 1350–1400
gum′less, adj. gum′like′, adj. gum2 (gum),USA pronunciation n., v., gummed, gum•ming. n. - Anatomy, DentistryOften, gums. Also called gingiva. the firm, fleshy tissue covering the alveolar parts of either jaw and enveloping the necks of the teeth.
- beat one's gums, [Slang.]to talk excessively or ineffectively.
v.t. - to masticate (food) with the gums instead of teeth.
- to shape or renew the teeth of (a saw), as by grinding.
- 1275–1325; Middle English gome, Old English gōma palate; akin to Old Norse gōmr, German Gaumen palate
gum3 (gum),USA pronunciation interj. by gum, - Idioms(used as a mild oath).
- euphemism for God 1825–35
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