An exclamation similar to for heaven's sake. See under for one's sake, def. 3. if (window.googletag) {googletag.cmd.push(function() { googletag.display('dcomMobileSERPDisplayTopAd-300x250'); });} else {console.error('googletag not defined, dcomMobileSERPDisplayTopAd-300x250');}
Liberal Dictionary English Dictionary