sink one's teeth into

Also, get one's teeth into. Become fully engaged in, as in He couldn't wait to sink his teeth into that problem. This metaphoric expression alludes to an animal biting vigorously into its prey. [Early 1900s]

Common Names:

Name	Pronounced	Usage
Sunnifa	-	Medieval Scandinavian
Ariston	-	Ancient Greek
Shelagh	SHEE-lə	English (Rare)
Wealhm&Aelig;R	-	Anglo-Saxon
Iancu	-	Romanian
Uri	-	Biblical, Biblical Latin, Hebrew