According to corkslang.com, caffler is a noun meaning a young rogue, an impish, saucy young fellow, an impertinent boy. It is used around Cork city in Ireland.
It probably derived from French 'caviller'.
That fellow is a caffler.

' . . . . I rocked that little caffler in his cradle.' (Murphy)

'Young cafflers would come after me along the Mardyke calling me names.' (O'Mahony)
by chihaya October 22, 2007
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