To claim you wish to do something, then proceeding to get distracted for upwards of fifteen minutes before remembering the original task at hand.
Cullum: Hey do you want to play a game in a minute?
You: Yeah sure
*Cullum doesn't come back to his computer for half an hour*
Cullum: Sorry for the wait I went to the shop.
Cullum: Want to play a game after I've finished my work? ETA is 10 minutes.
You: Okay sure
Cullum: Be right back I'm gonna get a coffee before we start
*Cullum has actually gone to the pub after disappearing for 20 minutes*
You: Looks like he's Doing a Cullum
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)