rush
n. countablen. a sudden, strong feeling of excitement or energy. It can also mean a situation where you have to move or act very quickly because you are in a hurry.
n. a sudden surge of intense physiological or emotional sensation; alternatively, a period of hurried activity or rapid movement. Often associated with the immediate effects of a stimulant or a high-pressure situation.
I felt a sudden rush of adrenaline during the race.
There is always a huge rush of customers just before the shop closes for the weekend.
The initial rush of success can be intoxicating, but it often masks the underlying structural challenges that a new business must eventually face to survive.
* As an English surname, from the noun rush (“waterside plant, plant in marshes”). * Also as an English surname, from the archaic noun rush (“beehive”), from French ruche. * As an Irish surname, from Ó Ruis (literally “descendant of Ros”), a name from ros (“wood”). Sometimes also translated from Ó Luachra due to confusion with luachair (“rushes”), see Loughrey. * Also as an Irish surname, translated/Anglicized from Ó Fuada (literally “descendant of Fuada”), compare Foody, from the noun fuad (“haste”). * As a German surname, Americanized from Rüsch, Ruesch, Rusch.
Commonly used in the singular with an indefinite article ('a rush') when describing a feeling or a busy period.
I am in rushI am in a rushWhen used to mean being in a hurry, the noun is countable and requires the indefinite article 'a'.