From Longman Dictionary of Contemporary Englishcatchingcatch‧ing /ˈkætʃɪŋ/ adjective [not before noun] 1 MISPREADan illness that is catching is easily passed to other people SYN infectious2 SPREADan emotion or feeling that is catching spreads quickly among people Julia’s enthusiasm was catching.
Examples from the Corpus
catching• I hope Shelly's cold isn't catching.• I'm keeping Timmy home from school. He has measles and you know how catching it is. 