When a girl can find a guy that will actually stick around and prove that he truely loves her instead of getting the one an only thing typical guys want, and disappearing...
Ginger: 'Wow! Kandy you a serious relationship with Jax.'
Kandy: 'Yea, Jax actually stuck around and stayed with me even thru everythig.'
Kandy: 'Yea, Jax actually stuck around and stayed with me even thru everythig.'
by Froglove85 June 21, 2012

by JazzyJenae April 6, 2014

by BallzMahonez August 24, 2007

by Floppy ears January 11, 2016

A state of being. This can happen in both real life and via text message or IM. It occurs when someone says something to someone else (usually as a joke), and the person becomes really serious about the issue. They stay in this state for quite a while. They reply seriously whenever someone is talking to them.
Indicators of serious mode: Lowercase only in sentences, ending all sentences with periods, one word replies, lowercase "LOL's", slow replies, setting their status as "away" or "busy", signing out of IM, replying with swearing, ending questions with periods, low use of emoticons, using an ellipsis and more.
Indicators of serious mode: Lowercase only in sentences, ending all sentences with periods, one word replies, lowercase "LOL's", slow replies, setting their status as "away" or "busy", signing out of IM, replying with swearing, ending questions with periods, low use of emoticons, using an ellipsis and more.
Phil: Hey what's up George I fucked your mom last night LOL
Bill: ...that's not fucking funny. the fuck do you want.
Phil: Why so serious?
*5 minutes later*
Bill: Brb
*Bill has signed out*
Phil: That dudes in serious mode.
Bill: ...that's not fucking funny. the fuck do you want.
Phil: Why so serious?
*5 minutes later*
Bill: Brb
*Bill has signed out*
Phil: That dudes in serious mode.
by SrsMode October 11, 2011

by BellaW December 26, 2008

Serious fucking is a another way of saying long hardcore intercourse and can be used in sentences like this 'damn that was some serious fucking' or alternatively it can be when someone's being serious about something 'I'm being serious fucking serious' either is fine
by Gillis man November 11, 2013
