Free (adjective) — costing nothing; not under the control or in the power of another; available to use at no charge.
Free (adverb) — without payment; without being held or confined.
Free (verb) — to release someone or something from captivity, restriction, or obligation.
What Does Free Mean?
Free comes from Old English frēo, meaning "acting of one's own will, noble, not in bondage", from Proto-Germanic *frijaz (also the root of German frei and Dutch vrij). The original sense of personal liberty — being unowned, unchained — is still present in every modern use of the word.
In contemporary English, free is one of the highest-frequency words in the language and carries three distinct but related meanings. The most common for everyday learners is the "no cost" sense: free WiFi, free entry, free trial. The "not restricted" sense appears in phrases like free time, free speech, and feel free to ask. The verb sense — to liberate — appears in news headlines and formal writing: free the hostages, free up resources.
Because free functions as an adjective, adverb, and verb, learners sometimes confuse it with the adverb freely. The rule is straightforward: use free when the meaning is "at no cost" or "unrestrained physically"; use freely when the meaning is "openly", "without restriction in behaviour", or "in large quantities" — for example, speak freely, bleed freely.
Example Sentences (A2–C1)
| Sentence | Level | Usage note |
|---|---|---|
| All the exercises on LexFizz are completely free to use. | A2 | adjective — costing nothing |
| Do you have any free time this afternoon to help me? | A2 | adjective — available, not busy |
| Feel free to ask me any questions after the class. | B1 | set phrase — giving permission politely |
| The charity campaign raised enough money to free the captive animals. | B2 | verb — to release from captivity |
| Delegating routine tasks will free up your schedule for more strategic work. | C1 | phrasal verb — to make available |
Collocations
| Collocation | Example |
|---|---|
| free of charge | All repairs under warranty are done free of charge. |
| free time | I use my free time to read and practise languages. |
| free trial | Sign up for a 30-day free trial with no credit card required. |
| feel free | Feel free to contact us at any time. |
| set free | After the investigation, the suspect was set free. |
| free range | We only use free-range eggs in our recipes. |
| tax-free | Gifts up to a certain value are tax-free. |
| hands-free | Use a hands-free kit when driving. |
| free will | She left the job of her own free will. |
| free up | Moving files to the cloud freed up space on my laptop. |
Usage Notes
Key Distinctions
- free vs freely: Use free for "at no cost" or physical release (travel free, run free). Use freely for open or unrestricted behaviour (speak freely, give freely).
- free vs for free: Both mean "at no cost", but for free is informal. Prefer free of charge in formal writing.
- free of vs free from: Use free of with charges and costs (free of charge, free of tax). Use free from when describing relief from something unpleasant (free from pain, free from worry).
- Compound adjectives: Free forms many hyphenated compounds: sugar-free, gluten-free, stress-free, carefree, toll-free. When placed before a noun, the hyphen is standard.
Common Mistakes
Watch Out For
She spoke free about her feelings.
She spoke freely about her feelings. (freely = openly, without restriction)
The ticket is for free of charge.
The ticket is free of charge. (use one phrase, not both together)
I am free from stress since I left that job. (possible but weaker)
I have been free from stress since I left that job. (present perfect + duration is more natural)