catch a cold
To become ill with the common cold. My sister's been sick all week, and now I think I've caught a cold from her. I hate going to the doctor's office—I always seem to catch a cold after being around all those germs!
catch a cold (or catch cold)
1 become infected with a cold. 2 encounter trouble or difficulties, especially financial ones. informal 2 2001 Financial Times Most observers expect house prices to rise…depending on whether the UK economy continues to grow smoothly or whether it catches a cold from the US.