- The definition of hesitant is someone or something that is tentative, cautious or unsure.
An example of someone who would be described as hesitant is a person who slowly agrees to something even though she is not sure she wants to.
Origin of hesitantClassical Latin haesitans: see hesitancy
(comparative more hesitant, superlative most hesitant)
From Latin stem of haesitans, present participle of haesitare (“to stick fast, to hesitate”)