"cogs" in the noun sense
1. cog
a subordinate who performs an important but routine function
"he was a small cog in a large machine"
2. cog, sprocket
tooth on the rim of gear wheel
"cogs" in the verb sense
1. cog
roll steel ingots
2. cog
join pieces of wood with cogs
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License