get ahead of oneself

Fig. [for someone] to do or say something sooner than it ought to be done so that the proper explanation or preparations have not been made. I have to stick to my notes or I will get ahead of myself in my lecture. When he bought a new little bicycle before the baby was born, he was getting ahead of himself.

Common Names:

Name	Pronounced	Usage
Maryanne	mer-ee-AN, mar-ee-AN	English
Davy	DAY-vee	English
JoŽEfa	YAW-zhe-fah	Slovene
Keshawn	-	African American (Modern)
Osama	-	Arabic
Allegra	ə-LEG-rə (English), ahl-LE-grah (Italian)	English (Rare), Italian (Rare)