on the rebound

on the rebound

1. Regaining strength or otherwise recovering well from something. Pundits expect the stock market to be on the rebound this week after last week's sudden slide.
2. Experiencing feelings of unhappiness or grief after a romantic relationship has ended. If you want to start a serious relationship with Mindy, don't ask her out now—she's on the rebound and still cries over her breakup every day.
See also: on, rebound
Farlex Dictionary of Idioms.

on the rebound

Reacting to or recovering from an unhappy experience, especially the end of a love affair. For example, A month after breaking up with Larry, Jane got engaged to Bob, a classic case of being on the rebound . This metaphoric term, alluding to the bouncing back of a ball, has been used in the present sense since the mid-1800s, although rebound alone had been used figuratively for much longer.
See also: on, rebound
The American Heritage® Dictionary of Idioms by Christine Ammer.

on the rebound

while still affected by the emotional distress caused by the ending of a romantic or sexual relationship.
See also: on, rebound
Farlex Partner Idioms Dictionary

on the ˈrebound

while you are sad and confused, especially after a relationship has ended: She married John on the rebound from Geoff. I knew it wouldn’t last.
If a ball rebounds, it bounces back after it has hit a hard surface.
See also: on, rebound
Farlex Partner Idioms Dictionary
See also:
  • rebound
  • take (one) by surprise
  • take by surprise
  • take somebody by surprise
  • get a wild hair to (do something)
  • have a wild hair to (do something)
  • have a (sudden) rush of blood to the head
  • have a rush of blood to the head
  • of a sudden
  • all of a sudden