chum

好友、伙伴、哥儿们旧式口语，英式常用

He still writes to his old school chums every Christmas.

他每年圣诞节还是会写信给以前的老同学好友。

鱼饵、诱饵钓鱼用语

The crew tossed chum into the water to attract sharks.

船员把鱼饵丢进水里，吸引鲨鱼靠近。

结交、来往、混在一起口语，常与 up、around 连用

They chummed around together all through college.

他们整个大学时期都腻在一起。