First Known Use: 13th century
Dictionary
1cog
noun \ˈkäg\
Definition of COG
1
: a tooth on the rim of a wheel or gear
2
: a subordinate but integral person or part
— cogged \ˈkägd\ adjective
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Origin of COG
Middle English cogge, of Scandinavian origin; akin to Swedish kugge cog
Other Mechanical Engineering Terms
2cog
verb
coggedcog·ging
Definition of COG
intransitive verb
1
obsolete : to cheat in throwing dice
2
obsolete : deceive
3
obsolete : to use venal flattery
transitive verb
1
: to direct the fall of (dice) fraudulently
2
obsolete : wheedle
Origin of COG
obsolete cog a trick
First Known Use: 1532
3cog
verb
coggedcog·ging
Definition of COG
transitive verb
: to connect (as timbers or joists) by means of mortises and tenons
Origin of COG
probably alteration of cock to cog
First Known Use: 1823
4cog
noun
Definition of COG
: a tenon on a beam or timber
First Known Use of COG
1830
5cog
abbreviation
COGGED Defined for Kids
cog
noun \ˈkäg\
Definition of COG for Kids
: a tooth on the rim of a wheel or gear
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