These are excerpts from "My Terms" from Elements of Poker:

Event Odds – Event odds is a betting decision variable that only exists in tournaments. (E101)

Fluct – When fluctuation gets you down, you’re fluct. (E96)

Game Rejection – The flipside of game selection.

Hijack Seat – In poker games that use a dealer button, the hijack seat is the position that is two to the right of the button.  (E110)

Mum Poker – Just what it sounds like.

Nubble Up – In a tournament, if your stack is down to a nub, and you double up, then you nubbled up.

Reciprocal Analysis – To trade places and then compare what would have happened to what did happen.  (E27)

Sixth Street – When the betting stops, sixth street starts. (E73)

Table Poker – Table poker is any poker that is played on a table.  (E53-E90)

Twotone – A flop is twotone when it is two-suited.  For example: two hearts and one diamond.