bad or dangerous
- I think I can do some, you know, serious damage with it.
From Friends: Chandler and Ross Befriend Their Bullies (Season 2 Clip) | TBS
- Oh, come on, it's not that serious.
From A Black Lady Sketch Show: No Makeup (Full Sketch) | HBO
- I have serious, serious problems when it comes to women.
From Friends: Chandler Dates Rachel's Boss (Season 3 Clip) | TBS
used when you can't believe what someone just said or to ask if what was said was true
- - Seriously? - Yeah!
From Cold Open: Rosa and Pimento Get Engaged - Brooklyn Nine-Nine
- What? Seriously, Coach?
From Coach Mellor is Inspired by 'Rudy' - Schooled
- - Seriously? - Seriously.
From Sam & Cat: The Special Pink Shoe! | NickRewind
to want or to start to have a permanent or long-term romantic relationship with someone
- And then I got serious, and you freaked!
From THE A-TEAM Clip - "Face and Sosa" (2010)
- I didn't even know you wanted to get serious.
From Seinfeld’s Guide To Valentine’s Day | Seinfeld
- Is it— What do you mean? It's getting serious, serious, serious?
From Top TV Shows Premiering in August 2021 | Rotten Tomatoes TV