[f. SUBURB + -IA1.] A quasi-proper name for: The suburbs (esp. of London).

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1896.  Westm. Gaz., 20 April, 8/1. Suburbia also was very great in primroses and maiden-hair fern posies.

2

1907.  H. Wyndham, Flare Footlights, xix. Adrian took a leisurely survey of the room and its occupants. Both reflected Suburbia very strongly.

3