prom
n.
"student formal dance in celebration of graduation," 1894, American English shortened form of promenade, n.. Prom dress attested from 1975.
| 词汇 | prom | 
| 词根词缀 | Online Etymology Dictionary prom n. "student formal dance in celebration of graduation," 1894, American English shortened form of promenade, n.. Prom dress attested from 1975. | 
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