look after number one

and look out for number one

to take care of oneself first. You gotta look after number one, right? It's a good idea to look out for number one. Who else will?

in. to take care of oneself first. (see also number one.) It’s a good idea to look after number one. Who else will?

Name	Pronounced	Usage
Lennie	LEN-ee	English
Pythagoras	pi-THAG-ər-əs (English)	Ancient Greek
Steve	[sti:v]
Andrea (2)	AN-dree-ə (English), an-DRAY-ə (English), ahn-DRE-ah (German)	English, German, Spanish, Czech, Slovak, Hungarian, Swedish, Norwegian, Danish, Icelandic, Dutch, Cr
Celeste	che-LE-ste (Italian), sə-LEST (English)	Italian, English
Eloise