The webster definition of trouble is
1 a : to agitate mentally or spiritually : worry, disturb b (1) archaic : mistreat, oppress (2) : to produce physical disorder in : afflict c : to put to exertion or inconvenience 2 : to put into confused motion
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My definition of trouble is pretty much the same except a few more...
3a: mischevious, stubborn, adorable, little girl b:answers to the name Ashlyn