Off his/her rocker, totally nuts, gone bonkers, loco, looney.
In general, slang expressions should be avoided in any foreign country. It is unlikely that anyone who has learned English in school would understand the meaning of slang expressions.
Boloney is an American slang word meaning 'garbage' or similar. It is derived from the true word 'bologna', an Italian sausage.
No, "diss" is not an idiom. It is a slang term meaning to disrespect or insult someone verbally. Idioms are phrases or expressions that have a figurative meaning different from their literal meaning.
Mama - it's similar to some American slang
Apart from a few borrowed expressions that the Yanks were good enough to share with us, Australian and American slang have almost nothing in common other than that they are written (should the need arise) using the same alphabet. Most Australian slang is uniquely Australian, but may have had some of its origins in English slang.
Other than being slang and Anglo American, the origin is unknowm
"Suck it" in Italian can be translated as "leccati" or "succhiati", both of which are vulgar expressions with a similar meaning to the English phrase. It is considered offensive and disrespectful.
Yes, all of them. Everyone uses slang.
Slang affects American children in the same way as it affects all children everywhere. Slang is part of human language, which is always changing and evolving. Every language has slang, just as every language has idiomatic expressions. Children learn how to use the right slang in the same way they learn how to use other words - they hear them used all around them.
Other than obscure urban slang, the word sought may be the UK term tiddly, meaning small or trifling.(It has a slang use similar to the US "tipsy" meaning drunk.)
Dogg means friend it's a slang African American language
Some popular slang expressions in the 1960s were "groovy" (cool or fashionable), "far out" (excellent or extraordinary), "peace out" (goodbye), and "dig it" (understand or enjoy). These expressions reflected the countercultural movements and changing social dynamics of the decade.