Casual acts of sex with new and/or previous partners.
Also see: swinging
The 50 year old man divorced his wife to see other people, but dates ex wife. This is what younger people would say is a "midlife booty call"
When a 15-20 buys expensive clothes, alchohol and anything shiny to give their boring life identity.
"Damn, I can't believe Ben's having a mid-midlife crisis at 16!"
Midlife crisis-ink, a tattoo one gets when going through a midlife crisis.
Rod hit 50 and his kids won't talk to him but at least he's got some sweet midlife crisink.
an older man who pretends to be younger than he is to pick up young women
I was at a restaurant when some Midlife Mike tried to get my number, like I know you aren't 19.
A female usually in her 40's that suddenly decides she loves new dick and will spread them like warm butter to get it.
Where's Bob's wife been lately? Hell man she's getting her Midlife Hoe on. She ain't tried putting that shit on you yet?