Short for 5-26, which is short for E-Z, the 5th and 26th letters in the alphabet, respectively. Generally used in reference to those of the female gender.
Code term meaning that a girl is easy. 5 being the fifth word in the RomanAlphabet (E) and 26 being the twenty sixth letter in the Roman Alphabet (Z) E-Z=5-26
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. Penguin Books,1992. p. 38)