暂无解释，欢迎补充。

宋本廣韻

廣韻目次：下平二十六咸小韻反切聲母韻母聲調平水韻等呼韻部韻攝罗马字国际音标咸胡讒匣咸平聲咸開口二等咸咸ghrem／haemɣɐm

方言集汇

◎ 粤语：haam4

English

tool to clear out ( as a drain) the water， (same as 函) a case; a small box