Shammers are usually lazy people that smoked lots of weed back in the day and joined the Army, thus becoming shit bags and shamming out on everything. Shammers also carry around a belief of FBGM.
The point of drinking where you surpass the "shit-faced" "hammered" and "wasted" stages. This is followed by a necessary blackout and possible inability to not remember what happened the night before. (Warning! In the morning, you'll have the world's worst hangover and you'll want to mutter the infamous words "I'm never drinking again")
Last night I got so shwammered I woke up in the morning in the public restroom of our residence hall naked with blood all over my hands.
I was so shwammered last night, I don't know how I got home or why there were 3 mexicans in my bed with me and my girlfriend this morning.
I was so shwammered last night, I'm never drinking again.
When you and your girlfriend are doing the dirty on your friend’s basement couch and you proceed to throw both your legs up on the back of the couch and then swan dive into your girlfriends anus or preferred orifice.
“Hey Jamie? Did you give your girlfriend the ‘ol Texas Slamhammer on my couch last night?”