Gulp back Definition 1 of 2Pro Tip 1/3Emotional Restraint Expressing the effort to control emotions, especially in public or serious situations. During the ceremony, he had to gulp back his excitement. Pro Tip 2/3Internal Conflict Shows an inner struggle, often when an individual tries to hide what they're really feeling. She gulped back a laugh during the serious meeting. Pro Tip 3/3Quiet Desperation Indicates silent suffering or enduring pain without letting it show openly. He gulped back his frustration with a smile.