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slip out(of something)
1. to sneak out of a place unnoticed. Gloria slipped out of the theater at intermission. she slipped out and went home.
2. to slide out of an article of clothing. she slipped out of her dress and hung it neatly in the closet. Ted slipped out of his T-shirt and left it on the floor where it fell.
1. [for someone] to exit quietly without bothering anyone. I slipped out during intermission.
2. [for information] to be spoken without realizing that it is secret or privileged. The secret about her divorce slipped out when we were discussing old friends.
1. See let slip out.
2. Also, slip away or off . Leave quietly and unobtrusively, as in She slipped out without telling a soul, or Let's slip away before the sermon, or Jason and Sheila slipped off to Bermuda. The use of slip with away dates from about 1450; out from the first half of the 1500s; off from the mid-1800s.
1. To remove something from some place gradually, easily, or without being noticed: I opened the bag and slipped out two pieces of chocolate. The thief slipped the wallet out of my pocket. I grabbed the keys and slipped them out the window.
2. To leave or become removed from some place gradually, easily, or without being noticed: The cotter pin slipped out and the trailer rolled away. The fish slipped out of my hands. The thief slipped out the door and into the alley.
3. slip out of To remove some clothing quickly or easily: I slipped out of my boots and put on my nice shoes.