Meaning of “ToweMan(タワマン)”

“ToweMan(タワマン)” is an abstraction for “Tower Mansion(タワーマンション)” which means high-rise condo.
In Japan, we call condominium mansion. Mansion is a kind of Japanese English.
*We call mansion “Goutei(豪邸)”.

Example Conversation

A: What’s it like living in a ToweMan(タワマン)?
B: Hmm, well, the view is nice. But lately I’ve been thinking a single-family home might be better—it takes forever just to get down to the first floor.
A: Is it true there’s a hierarchy based on what floor you live on?
B: Hmm… I’m not sure… but people on the upper floors do kind of walk around with DoyaGao(ドヤ顔), lol.

A: タワマンに住むってどんな感じ？
B: あー、まぁ景色はいいよね。でも１階に下りるまでめっちゃ時間かかるから一戸建ての方がいいかもなって最近思ってる。
A: 住む階数でヒエラルキーがあるってホント？
B: うーん…どうだろ…。でも上層階の人はなんかドヤ顔してるかも？ｗ