The word "laugher" is a noun that can refer to two main ideas:
In more advanced contexts, you might see "laugher" used in discussions about personality traits, where someone might be described as a "natural laugh-er," implying that they have a joyful and positive disposition.
While "laugher" primarily refers to a person who laughs or an easy victory, the word "laugh" itself can also imply mocking or deriding someone (as in "to laugh at someone"), which is a different context.
There are no common phrasal verbs directly associated with "laugher," but you might see phrases like "laugh off", which means to dismiss something as unimportant or not serious by laughing.
In summary, "laugher" refers to someone who laughs frequently or easily. It can also mean an easy victory in a competition.