lacking patience; quickly roused to anger or exasperation by delays, incompetence, incomprehension, etc
(+ of) intolerant
Impatient of delay, Sally ran to the station
showing or caused by a lack of patience
an impatient reply
(often + to/for) eagerly desirous; anxious
She was impatient to see her boyfriend
impatience noun
impatiently adv
[Middle English impacient via French from Latin impatient-, impatiens, from in-1 + patient-, patiens: see patient1]