also: ホカホカべんとう
noun
hot bento; hot boxed lunch
Refers to a hot takeaway bento, often from a chain or convenience store. The name is onomatopoeic for warmth.
駅前のほかほか弁当で唐揚げ弁当を買った。
I bought a fried chicken bento at the hot bento shop in front of the station.
弁当 is a general term for a boxed lunch, while ほかほか弁当 specifically refers to a hot bento, often from a particular chain.
Compound of ほかほか (onomatopoeia for warmth) and 弁当 (bento, boxed lunch). The exact origin as a product name is uncertain.