mull:
verb (used without object)
1. to study or ruminate; ponder.
verb (used with object)
2. to think about carefully; consider (often followed by over ): to mull over an idea.
3. to make a mess or failure of.
前一阵子看了电影Wanderlust，是Jennifer Aniston和Paul Rudd演的喜剧，非常搞笑。里面Paul Rudd演的男猪脚就用到了这个表达用法：
看到0:24时是他使用这个词组。好吧我承认，后来另一个人（Justin Theroux演的）说的那句话更搞。。。
"You should stay" .. "Just suck on it for a while."
"We'll mull it over."
"Suck on it."
"You never hear that at Embassy Suites, do you?"
