verb/fi.ʃe/
to plug in (to drive something in by its point, as with a nail or a stake); to file, to record, to track; to not care; to make fun; to do, to be up to
“ficher un clou” — to drive in a nail
Synonyms: se moquer de, se foutre de, faire, fabriquer, foutre, branler
Inherited from Middle French ficher, from Old French fichier, from Vulgar Latin *fīg(i)cāre, frequentative based on Latin fīgere (“fasten, fix”). The "give a damn" sense is a minced oath of foutre (“to fuck”).