learn the rule:
lose / loose
- lose is a verb, indicating to be deprived of or cease to have something
- Did you lose your sock?
- I don't know where or when I lost my potato.
- I am very sad at the loss of my intelligence.
- loose is an adjective, meaning something which is not firmly attached or fixed in place (or slang, for a slapper with a big fanny)
- You have a loose grip on the English language.
- You're loose and smell of fish.
- The two are not interchangeable.
- Getting it wrong makes you look stupid. And ugly. And smell of fish.