Meaning

noun rectangular paving stone with curved top; once used to make roads

verb pave with cobblestones

verb repair or mend

originFrom Middle English cobill, kobill (used in various combinations with ston, stan (“stone”), note, nutt (“nut”), etc.), probably a diminutive of Middle English *cob, *cobb, ultimately from Proto-Germanic *kubb- (“lump; round object”). Equivalent to cob + -le.

Etymology from Wiktionary, CC BY-SA 3.0