1) An organism that sits 2) Astronomer 3) Baby minder 4) Baby or fence follower 5) Baby watcher 6) Baby-watching pro 7) BEAM robotic 8) Brooding hen 9) Child care provider 10) Date night hiree 11) Easy chance 12) Easy scoring chance 13) Easy shot for a minder 14) Easy shot for a poser 15) Easy shot for minder Found on https://www.crosswordclues.com/clue/sitter
[BEAM] In BEAM robotics, a sitter is a type of robot that does not move. Such robots have no self-contained means of transportation and are non-mobile. Instead of moving, sitters are usually designed to power lights in some sort of pattern. Most sitters are built as decorations rather than serving a practical purpose. As sitters usually hav... Found on http://en.wikipedia.org/wiki/Sitter_(BEAM)
Sit'ter noun 1. One who sits; esp., one who sits for a portrait or a bust. 2. A bird that sits or incubates. Found on http://www.encyclo.co.uk/webster/S/111
The easiest, most innocuous and undroppable catch that a fielder can ever receive. To drop one of these is to invite a whole world of pain from the crowd and constant embarrassment from the giant replay screen (see dolly). Found on http://www.espncricinfo.com/ci/content/story/239756.html
noun Dutch astronomer who calculated the size of the universe and suggested that it is expanding (1872-1934) Found on https://www.encyclo.co.uk/local/20974