From Longman Dictionary of Contemporary Englishmake your excusesmake your excusesEXPLAINto explain why you are not able to do something Please make my excuses at the meeting tomorrow. → excuse
Examples from the Corpus
make your excuses• How dared he stand her up - and then get that woman to phone and make his excuses?• I made my excuses and departed soon after that.• I made my excuses and left before Grant Watson remembered I owed him an essay.• I made my excuses and left.• Valerie Jones made her excuses and left - she had had more than enough coffee.• Two-thirds of those summoned for jury service do not turn up, some making their excuses, some not bothering.• We made our excuses and left.• We make our excuses, in fact. 