To talk someone into thinking they can do something when they really cannot do it or to make someone feel special when they really are not.
Ex 1: Jamie did a round off double back handspring layout. The team then tried to pump her head up into thinking she could pull a full twisting layout, as well.
Cheer Team: Jamie, try a full!
Shaqueelah: uh-uh, ya'll don't try and pump her head up like that when you know she can't do that!
Ex 2: Jamie is running for homecoming princess for her senior year. Her peers are making it seem like they will vote for her and she will win, but they're really just pumpin' her head up.
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)