What does slightest mean?
Slightest means the smallest possible degree, quantity, or level of something. It is the superlative form of the adjective slight and is commonly used after expressions such as “not the slightest,” as in “not the slightest concern.” In this construction, it can mean either a very small physical amount, such as a movement or sound, or complete absence of a quality such as concern, doubt, or hesitation. The word may also identify something as the least important or least likely: “the slightest chance” means the smallest possible opportunity, while “the slightest trace” means the smallest visible or detectable sign. Its formal, emphatic character makes it useful when the degree involved is important or when a statement is intended to rule out even the smallest possibility.
Existing in the smallest possible degree or amount; least.
"The slightest breeze set the chimes ringing."
Often used attributively before a noun, especially in emphatic constructions such as “not the slightest difference.”
The least possible amount, degree, or degree of importance.
"He showed not the slightest sign of fear."
This nominalized use normally follows a determiner such as “the” and frequently appears in negative or emphatic contexts.
From a tiny movement to no doubt at all, “the slightest” can describe the smallest possible amount of anything.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does slightest come from?
The word is the standard English superlative of slight, formed by adding the suffix -est to the base adjective. The deeper origin of slight is uncertain, so its related forms are best treated as derivatives of the same English word rather than as securely identifiable cognates.
Related word forms
How slightest is actually used
The word is formal in register and often carries an emphatic or deliberately absolute tone. It is especially common in fixed expressions such as “not the slightest,” while the nominal construction “the slightest” refers to the least possible amount or degree.