to make a bad situation even worse for someone by doing something else to upset them.

First of all he arrived an hour late and then, to add insult to injury, he proceeded to complain about my choice of restaurant.

• catch someone on the hop
• catch someone red-handed
• catch someone's eye
• catch someone with fingers in the till
• catch someone with hand in the till
• catch someone with their fingers in the till
• catch someone with their hand in the till
• catch some rays
• catch some z's
• catch the wave
• catch up on
• catch up on something
• catch with fingers in the till
• catch with hand in the till
• catch with their fingers in the till
• catch with their hand in the till
• catch you later
• catch you napping
• catch your breath
• catch your death!
• catch your death of cold!
• cat got tongue
• cat got your tongue
• cattle market
• catty-corner