Verb: to slip, to fall down, to fall off, to burst out laughing.
(Additional meanings, so check the sanakirja.org entry for more.)
Pudota appears in our example photo caption in the 3rd person singular past form, putosi.
Let’s translate the photo caption, ”Vene putosi tielle,” or ”A boat fell onto the road.”
Vene is in the nominative singular and means ”boat.”