slip of the tongue
A mistake in speech.
It was an unfortunate slip of the tongue, and he did not intend it that way.
verb
To lose one’s traction on a slippery surface; to slide due to a lack of friction.
[...] but in the damp conditions prevailing the driver sensibly was unwilling to attempt the climb up through Combe Down tunnel without help, for fear of slipping to a standstill in the unventilated bore, […]
Fernando Amorebieta seemed to have checked him, but a stepover created a fraction of room that became significant as the defender slipped, giving Falcao just enough space to curl a superb finish into the top corner.
To err.
There is one that slippeth in his speach, but not from his heart, and who is he that hath not offended with his tongue?
To accidentally reveal a secret or otherwise say something unintentionally.
To move or fly (out of place); to shoot; often with out, off, etc.
A bone may slip out of place.
To elude or evade by smooth movement.
I caught the thief, but he slipped my grasp and ran away.
noun
An act or instance of slipping.
I had a slip on the ice and bruised my hip.
A woman's undergarment worn under a skirt or dress to conceal unwanted nudity that may otherwise be revealed by the skirt or dress itself; a shift.
A slipdress.
A mistake or error.
a slip of the tongue
This good man's slip mended his pace to martyrdom.
A berth; a space for a ship to moor.
noun
A twig or shoot; a cutting.
a slip from a vine
"So much for auguries," said Emily, pointing to a young geranium, which was growing in vigour below. "The day before I left home, I planted that slip, and, in idea, linked my futurity with the slight shrub, saying, If it flourishes, so shall I—if it dies, I shall die too. See how luxuriantly it blooms!"
A descendant, a scion.
a native slip to us from foreign seeds
A young person (now usually with of introducing descriptive qualifier).
She couldn't hurt a fly, young slip of a girl that she is.
A long, thin piece of something.
Never, nevermore / Shall lone Œnone see the morning mist / Sweep thro' them—never see them overlaid / With narrow moonlit slips of silver cloud, / Between the loud stream and the trembling stars.
A small piece of paper, especially one longer than it is wide, typically a form for writing on or one giving printed information.
a salary slip