coldcocked (pg.2) -- To knock unconscious, but from whence does it come? First noted use 1918.
Sneaky Pete (pg. 8) -- The ol' booze bottle in the paper bag ploy, but in the novel it is a smokeless pot pipe.
...especially from fornication with woman or man... (pg. 32) -- One of a number of interesting things in the Hippocratic Oath.
two-tops (pg. 116) -- Tables at a restaurant that seat two people.
Ubermensch (pg. 235) -- Literally, "Superman". The ideal superior man of the future who could rise above conventional Christian morality to create and impose his own values, originally described by Nietzsche in Thus Spake Zarathustra.
...even brought in some paintball guns to try to gain the pupils' interest, but the latter only backfired into several incidents of drive-by abstract expressionism...(pg. 38) -- Love that sentence!
Mavis moved behind the bar with a grim, if wobbly, determination, drinking coffee from a gargoyle-green mug while a Tarryton extra long dangled from her lips, dropping longs ashes down the front of her sweater like the smoking turds of tiny ghost poodles. -- (pg. 238) A good Smoke Quote is, uh, good to find!