economy class
US /ɪˈkɑː.nə.mi ˌklæs/
UK /ɪˈkɑː.nə.mi ˌklæs/
1.
the cheapest class of seating in an airplane or on a train
:
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I always fly economy class to save money.
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Our tickets are for economy class, so we'll be in the back.
the cheapest class of seating in an airplane or on a train