Past tense of 'airplane' when used as a verb, meaning traveled by airplane or transported something by air.
Back-formation from the noun 'airplane,' which combines 'air' and 'plane' (short for aeroplane); verbing nouns became common in English in the 20th century.
This shows how English speakers love turning nouns into verbs—we 'email,' 'text,' and 'Google' all the time! It reflects how we integrate new technologies into our daily language as they become commonplace.
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