It's an online photo management and sharing web application.
There is no definition. Flickr is a site not unlike Photobucket, were you upload and share your photos.
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You can be any age to have Flickr
No he's not on Flickr
No, Yahoo! Inc. owns Flickr.
Flickr has 60,513 viewers per day.
that's the ONLY way you can put pictures on flickr
Images on Flickr are controlled by the creator of the image; they can use Flickr's tools to label them with different licenses. Uploading a work that is not your own is infringing; as Flickr plainly states in its guidelines, "Don't upload anything that isn't yours."
If its on the Logos quiz game, then it's Flickr
Flickr was created by Ludicorp and co founded by Stewart Butterfield and Caterina Fake. Flickr was acquired by Yahoo in 2005. Both Stewart and Caterina resigned in 2008.
You can ask them to employ you. Open positions are listed at Flickr Jobs (see related link).
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Yahoo.
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