金かな槌づちかなづちCommon wordJLPTN1Freq.FrequencyTop 100,000Meanings1nounhammerA metal hammer, typically used for driving nails or metalworking.金かな槌づちで釘くぎを打うつ。I drive a nail with a hammer.2nounhopeless swimmer; person who can't swimusually written using kana aloneMetaphorical use likening a poor swimmer to a sinking hammer; usually written in kana. Often used self-deprecatingly or humorously.