The cogs of three wheels fitted together.
An example of a cog is the points on a bike gear that fit into the bike chain in order to move the bike forward.
- any of a series of teeth on the rim of a wheel, for transmitting or receiving motion by fitting between the teeth of another wheel; gear tooth
- a cogwheel
- a person or thing regarded as a minor but necessary part of the structure of an activity or organization
Origin of cogMiddle English cog, cogge from uncertain or unknown; perhaps Scand, as in Norwegian kug, Swedish kugge, a cog, tooth from Indo-European an unverified form gug? a hump, ball from base an unverified form g?u-, to bend, arch from source Old English cycgel, cudgel
Origin of cogaltered (infl. by cog) from earlier cock, to secure, probably ultimately from Italian cocca, a notch
intransitive verbcogged, cog′ging
transitive verbcogged, cog′ging
Origin of cogprobably slang extension of cog
- One of a series of teeth, as on the rim of a wheel or gear, whose engagement transmits successive motive force to a corresponding wheel or gear.
- A cogwheel.
- A subordinate member of an organization who performs necessary but usually minor or routine functions.
Origin of cogMiddle English cogge probably of Scandinavian origin Swedish kugg, kugge
verbcogged, cog·ging, cogs
Origin of cogOrigin unknown
transitive verbcogged, cog·ging, cogs
Origin of cogAlteration (influenced by cog 1) of cock to join with tenons
- The ISO 3166-1 three-letter (alpha-3) code for the Republic of the Congo.