First Known Use: 1863
Dictionary
1sec
adjective \ˈsek\
Definition of SEC
of champagne : moderately dry
ADVERTISEMENT
Origin of SEC
French, literally, dry — more at sack
2sec
abbreviation
Definition of SEC
1
secant
2
second; secondary
3
secretary
4
section
See sec defined for English-language learners
SEC
abbreviation
Learn More About SEC
Browse
ADVERTISEMENT
Seen & Heard
What made you want to look up sec? Please tell us where you read or heard it (including the quote, if possible).