gash¹

n.

a long, deep slash, cut, or wound.

v.

make a gash in.

ME garse, from OFr. garcer ‘to chap, crack’, perh. based on Gk kharassein ‘sharpen, scratch, engrave’.

gash²

n.

Brit. informal rubbish or waste.

1920s (orig. in naut. use): of unknown origin.

以上來源於：《簡明牛津英語詞典》