1. 不易弯曲的，硬的；稠的　not easily bent or changed in shape
2. 僵硬的；不灵活的；一动就疼的　not bending or moving easily, and often painful
3. 拘谨的，冷淡的，不友善的　formal; not friendly
4. A 强烈的　strong, especially in alcohol
5. 严厉的　not showing any willingness to be kind; severe
6. 难对付的，艰难的　difficult to do or to deal with
7. 很有决心的，刚强的，坚定的　full of determination
8. 离谱的，无法接受的　unacceptable, especially unacceptably expensive

　feel ～　感到（肌肉）僵硬
　go ～　变得僵硬
　be ～ in manners　态度生硬
　be ～ in reading　（书）不容易看懂
　be ～ with cold　冻僵
　be ～ with sb　对某人冷淡

　There is a sheet of stiff cardboard in the drawer.　在那个抽屉里有块硬纸板。
　The lawyer nodded a stiff greeting.　那个律师不自然地点头示意。
　I need a stiff whisky.　我想喝点烈性的威士忌。
　He suffered a stiff punishment.　他遭受了严厉的惩罚。
　We passed a stiff examination.　我们刚通过了一次艰难的考试。
　The army encountered stiff resistance from rebels in the hills.　部队在山里遭到叛乱者顽强的抵抗。
　He asked a stiff price for his used car.　他给自己的旧车开高价。
　The clay is very stiff; we must make it thinner with water.　这黏土非常稠，我们须用水使它变得稀一些。
　The old man's joints were stiff.　那个老人的关节不灵活了。
　Their manner was rather stiff.　他们的态度很生硬。
　Competition is stiff here.　这里的竞争很激烈。
　The asking price is too stiff.　那个要价太高。
　He is stiff with wounded left leg.　他因左腿受伤而行动困难。
　He is very stiff with strangers.　他在陌生人面前很拘谨。
　The paintbrush was too stiff to use.　画笔太硬了，没法用。

　stiff　还可用作副词，意思是“极度地，非常”。例如：
　The play bored me stiff.　这出戏剧使我非常的腻烦。

　［派生词］ stiffen v.（使）变硬
　［同义词］ chilly, cold, cruel, firm, great, tough
　［反义词］ graceful, mild
　［词源］中古英语<古英语stif（硬的，僵直的）