Definition of overhead
(Entry 1 of 3)
: above one's head : aloft
overhead
adjectiveDefinition of overhead (Entry 2 of 3)
1a
: operating, lying, or coming from above
b
: having the driving part above the part driven
valves operated by an overhead camshaft
2
: of or relating to overhead
overhead costs
overhead
nounDefinition of overhead (Entry 3 of 3)
Keep scrolling for more
Keep scrolling for more
Keep scrolling for more
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share overhead
Time Traveler for overhead
The first known use of overhead was in the 15th century
See more words from the same century