US
: a small pair of extra wheels that are added to a child's bicycle so that the bicycle can be balanced more easily while the child is learning to ride it
called also (British) stabilisers
Cite this Entry
“Training wheels.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/training%20wheels. Accessed 21 Jun. 2026.
Copy Citation
