A guy or a gal on a dating site who only posts pics of their faces, but when you finally see their whole body they are WAY larger than you expected.

The sex position to try after watching "Titanic". In tepid water (just warm enough to keep an erection), a male partner submerges himself, leaving only the tip of his penis out of the water. The female partner lowers herself down onto the iceberg, breaking herself on that cold, hard cock.

A chuck of ice found in nature, or in some horrific cases, a huge mound of poo. However, it's also made it into the current tweens vocabulary as a mystical adjective to perpetuate their ultimate wisdom on social media about something they saw in current pop culture, their RSS feed, or that they read waiting in line while mom checks out at the grocery store. Otherwise known as a list.

When a dump is so large that it sticks above the top of the toilet water

Iceberg is someone who is normal (above water), but overthinks and has a lot of emotions just beneath the surface.

When you take a really, really, big dump and it is so big that it sticks above the toilet water. Usually looks like a darker color than the poop beneath the water.

When you shit a long turd out that goes down the toilet bowl, but is still long enough to protrude out of the water.