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early 14c., from Old Norse væla "to lament," from væ "woe" (see woe). Of jazz musicians, "to play very well," attested from 1955, American English slang (wailing "excellent" is attested from 1954). Related: Wailed.
c.1400; see wail (v.).
A naval vessel (Navy fr WWI)
covered wagon, dead wagon, dog-wagon, fall off the wagon, fix someone's wagon, honey wagon, meat wagon, milk wagon, off the wagon, on the wagon, paddy wagon, pie wagon, rubberneck wagon, sex wagon