A rediculous exclamation used by people who don't know the difference between the word custard (a delicious pudding-like treat) and cluster (a gathering or mass).
Megan: There was a custardfuck of scene kids downtown last friday.
Morgan: Custardfuck? Megan, you are one beautiful but silly gosling.
Morgan: Custardfuck? Megan, you are one beautiful but silly gosling.
by Morgan and Megan June 23, 2007