1. To leave something stealthily. I don't know where Lindsay is—she must have ducked out while I was busy with other guests.
2. To eschew an obligation. Don't let Gerald duck out of his chores again—I want him to learn some responsibility.
duck out (of something)
Fig. to evade something; to escape doing something. Are you trying to duck out of your responsibility? Fred tried to duck out of going to the dance.
(of some place ) Fig. to sneak out of some place. She ducked out of the theater during the intermission. When no one was looking, she ducked out.
Leave hurriedly or secretly; evade responsibility. For example, If I can I'll duck out of the office early, or He simply ducked out on his entire family. This slangy expression originated in the late 1800s simply as duck, out being added about 1930.
1. To sneak out of some place: The shy student ducked out of the school dance early. When no one was looking, I ducked out.
2. To avoid or neglect some responsibility or obligation: I ducked out of mowing the lawn and headed to the beach. My kids were supposed to clean the garage this morning, but they ducked out by claiming they were too tired.