noun
folding bicycle; folding bike
A bicycle designed to fold into a compact form for easy carrying and storage.
通勤に折りたたみ自転車を使っています。
I use a folding bicycle for commuting.
この折りたたみ自転車は軽くて持ち運びやすい。
This folding bike is light and easy to carry.
Compound of 折りたたみ (oritatami, 'folding') + 自転車 (jitensha, 'bicycle').