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free:

The noun free has 1 sense (no senses from tagged texts)

1. free, free people -- (people who are free; "the home of the free and the brave")

The verb free has 11 senses (first 8 from tagged texts)

1. (6) free, liberate, release, unloose, unloosen, loose -- (grant freedom to; free from confinement)
2. (3) rid, free, disembarrass -- (relieve from; "Rid the house of pests")
3. (3) dislodge, free -- (remove or force out from a position; "The dentist dislodged the piece of food that had been stuck under my gums"; "He finally could free the legs of the earthquake victim who was buried in the rubble")
4. (1) exempt, relieve, free -- (grant relief or an exemption from a rule or requirement to; "She exempted me from the exam")
5. (1) free, release -- (make (information) available for publication; "release the list with the names of the prisoners")
6. (1) free, discharge -- (free from obligations or duties)
7. (1) free, disengage -- (free or remove obstruction from; "free a path across the cluttered floor")
8. (1) absolve, justify, free -- (let off the hook; "I absolve you from this responsibility")
9. release, relinquish, resign, free, give up -- (part with a possession or right; "I am relinquishing my bedroom to the long-term house guest"; "resign a claim to the throne")
10. release, free, liberate -- (release (gas or energy) as a result of a chemical reaction or physical decomposition)
11. unblock, unfreeze, free, release -- (make (assets) available; "release the holdings in the dictator's bank account")

The adj free has 9 senses (first 5 from tagged texts)

1. (38) free -- (able to act at will; not hampered; not under compulsion or restraint; "free enterprise"; "a free port"; "a free country"; "I have an hour free"; "free will"; "free of racism"; "feel free to stay as long as you wish"; "a free choice")
2. (4) free -- (unconstrained or not chemically bound in a molecule or not fixed and capable of relatively unrestricted motion; "free expansion"; "free oxygen"; "a free electron")
3. (3) complimentary, costless, free, gratis, gratuitous -- (costing nothing; "complimentary tickets"; "free admission")
4. (3) free -- (not occupied or in use; "a free locker"; "a free lane")
5. (1) detached, free -- (not fixed in position; "the detached shutter fell on him"; "he pulled his arm free and ran")
6. free -- (not held in servitude; "after the Civil War he was a free man")
7. spare, free -- (not taken up by scheduled activities; "a free hour between classes"; "spare time on my hands")
8. barren, destitute, devoid, free, innocent -- (completely wanting or lacking; "writing barren of insight"; "young recruits destitute of experience"; "innocent of literary merit"; "the sentence was devoid of meaning")
9. free, loose, liberal -- (not literal; "a loose interpretation of what she had been told"; "a free translation of the poem")

The adv free has 1 sense (no senses from tagged texts)

1. loose, free -- (without restraint; "cows in India are running loose")

online:

The adj online has 3 senses (no senses from tagged texts)

1. on-line, online -- (on a regular route of a railroad or bus or airline system; "on-line industries")
2. on-line, online -- (connected to a computer network or accessible by computer; "an on-line database")
3. on-line, online -- (being in progress now; "on-line editorial projects")

testing:

The noun testing has 3 senses (first 3 from tagged texts)

1. (5) testing -- (the act of subjecting to experimental test in order to determine how well something works; "they agreed to end the testing of atomic weapons")
2. (4) testing -- (an examination of the characteristics of something; "there are laboratories for commercial testing"; "it involved testing thousands of children for smallpox")
3. (2) examination, testing -- (the act of giving students or candidates a test (as by questions) to determine what they know or have learned)

The verb test has 7 senses (first 3 from tagged texts)

1. (32) test, prove, try, try out, examine, essay -- (put to the test, as for its quality, or give experimental use to; "This approach has been tried with good results"; "Test this recipe")
2. (9) screen, test -- (test or examine for the presence of disease or infection; "screen the blood for the HIV virus")
3. (4) quiz, test -- (examine someone's knowledge of something; "The teacher tests us every week"; "We got quizzed on French irregular verbs")
4. test -- (show a certain characteristic when tested; "He tested positive for HIV")
5. test -- (achieve a certain score or rating on a test; "She tested high on the LSAT and was admitted to all the good law schools")
6. test -- (determine the presence or properties of (a substance))
7. test -- (undergo a test; "She doesn't test well")

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