A verb combined with an adverb or a preposition, or sometimes both, to give a new meaning.
Phrasal Verb:
build someone or something up
Meaning / Example:
1. to make someone or something bigger or stronger. > Tom is lifting weights to build himself up for basketball. > Tom needs to build up his upper body.
2. to advertise, praise, or promote someone or something. > Theatrical agents work very hard to build up their clients.
A phrase that combines a verb with a preposition or adverb or both and that functions as a verb whose meaning is different from the combined meanings of the individual words