potty-training pants

noun
UK /ˈpɒti ˌtreɪnɪŋ pænts/
US /ˈpɑːti ˌtreɪnɪŋ pænts/

Special pants a toddler wears while learning to use the toilet.

She put the potty-training pants on her son before his nap.


OTHER MEANINGS

2. Absorbent underwear worn by young children during daytime toilet training.

The potty-training pants caught the little accident before it reached the carpet.

3. A pull-on garment used as a transition between diapers and regular underwear.

Once he could pull them up himself, the potty-training pants made him feel like a big kid.

4. Cloth or disposable pants designed to help a child learn bladder control.

We packed three pairs of potty-training pants for the weekend trip.