Definition of steamboat
: a boat driven by steam power
specifically
: a shallow-draft vessel used on inland waterways
Test Your Vocabulary
Odd Habits and Quirks
-
- Which of the following best describes an easily irritated person?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share steamboat
Time Traveler for steamboat
The first known use of steamboat was in 1785
See more words from the same year