A twat-maggot is a person who is unliked by all and has a unusally small penis, not to be made fun of because of his unfortunatesituation but to be laughed at therefore he is a Twat-Maggot.
'Hey, did you see that twat-maggot walk by' , 'yeaa he was a reall big one too , not that he has a big one , because he's a twat-maggot'.
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. PenguinBooks,1992. p. 38)