Phrasal Verb
Phrasal verbs are two or more words that together act as a completely new verb with a meaning separate from those of the original words.
Phrasal Verb:
tighten something up
Meaning:
to make something tighter.
Example:
Tighten your seat belt up. It looks loose.
A phrase that consists of a verb with a preposition or adverb or both, the meaning of which is different from the meaning of its separate parts.
A compilation of 50 phrasal verbs.