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).
Employee who remains within the office all or a majority of the time (i.e. computer staff, clerical, in-house research). (Versus the runner who is mostly out).
Can be for any number of selections from 4 upwards combined in Doubles and Trebles. (The number of bets depends on the number of selections e.g. 4 selections is 6 Doubles and 4 Trebles = 10 bets, 5 selections is 10 + 10 = 20 bets).
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.