The definition of stroppy is a British slang term used to describe someone who is hard to deal with, or who is easily offended.
(adjective)An example of someone who would be described as stroppy is a rowdy soccer fan who can't be controlled and who is yelling and shouting and being somewhat rude.
See stroppy in Webster's New World College Dictionary
adjective stroppier, stroppiest
Origin: ? shortened & altered < obstreperous
Brit., Informal hard to deal with or control; angry, unruly, impudent, etc.See stroppy in American Heritage Dictionary 4
adjective strop·pi·er, strop·pi·est
Origin:
Origin: Perhaps alteration of obstreperous
.Learn more about stroppy