From Longman Dictionary of Contemporary Englishsnap out of something phrasal verbCONTROLto stop being sad or upset and make yourself feel betterChantal’s been depressed for days. I wish she’d snap out of it. →snap→ See Verb table
Examples from the Corpus
snap out of • He snapped out of a dark fog.• If it were possible to snap out ofdepression simply by making a propereffort, that illness would disappear.• Perhaps he would snap out of it.snap out of it• You've been in this mood for days now -- I wish you'd snap out of it.• Perhaps he would snap out of it.• He's so depressed. He doesn't seem able to snap out of it at all.