food truck
a trolley(= a small table on wheels), usually with several shelves. that can be pushed around to carry food and offer it to people, for example on a train or plane or in a building:
We sat waiting for the food cart to come round.
The sisters roll their food cart into town to sell their delicious quesadillas and tacos.
More and more food carts are to be found in urban neighborhoods.
The crepe food cart has gluten free and vegan options.
One inmate pushes a food cart around while others watch TV or play cards.

SMART Vocabulary: related words and phrases

Restaurants & cafes
all-you-can-eat
automat
bill of fare
bistro
blue plate
creperie
degustation
diner
drive-through
du jour
pizzeria
plat du jour
prix fixe
raw bar
refectory
tasting menu
tea room
teahouse
transport café
wait staff

You can also find related words, phrases, and synonyms in the topics:

Trucks, vans & caravans
Handcarts, trolleys & prams