Say you know Brad Pitt? Pardon me, but that's ridiculous

Usage examples of namedrop.

He brought, too, dishes made by his own hand, fish curries, raitas, sivayyan, khir, and doled out, along with the edibles, namedropping accounts of celebrity dinner parties: how Pavarotti had loved Whisky's lassi, and O but that poor James Mason had just adored his spicy prawns.

She's loud, she drinks too much, she's a fucking pain in the ass at a dinner table: namedropping, interrupting, belittling him in front of his friends, cutting the other women who try to show some warmth to the guy because they're embarrassed for him, interrupting everyone, rearranging the environment to suit herself ("I have to sit here, not there" .