
1) Blusterer
Found on
https://www.crosswordclues.com/clue/larrikin

1) Rowdyish fellow
Found on
https://www.crosswordclues.com/clue/larrikin

Larrikin is an Australian English term which, in the 19th and early 20th centuries, meant `a lout, a hoodlum` or `a young urban rough, a hooligan`, meanings which were obsolescent in the later 20th century, when connotations were mostly of `a mischievous young person, an uncultivated, rowdy but good hearted person`, or `a person who acts wi...
Found on
http://en.wikipedia.org/wiki/Larrikin

• (n.) A rowdy street loafer; a rowdyish or noisy ill-bred fellow; -- variously applied, as to a street blackguard, a street Arab, a youth given to horse-play, etc. • (a.) Rowdy; rough; disorderly.
Found on
http://thinkexist.com/dictionary/meaning/larrikin/
Lar'ri·kin noun [ Confer E. dial.
larrikin a mischievous or frolicsome youth,
larrick lively, careless,
larack to trolic, to romp.] A rowdy street loafer; a rowdyish or noisy ill-bred fellow; -- variously applied, as to a street blackguard, a street Arab, a youth given to horse-play...
Found on
http://www.encyclo.co.uk/webster/L/15

Ruffian or hoodlum.
Found on
http://www.faqs.org/faqs/australian-faq/part5/

Larrikin is Australian and New Zealand slang for a hooligan.
Found on
http://www.probertencyclopaedia.com/browse/ZL.HTM

Ruffian or hoodlum, but viewed with some admiration
Found on
https://mudcat.org/aussie/display_all.cfm

a bloke who is always enjoying himself, harmless prankster
Found on
https://www.koalanet.com.au/australian-slang.html
No exact match found.