
1) Belligerent 2) Combatant 3) Conflicted sort 4) Fighter 5) Gladiator 6) Human 7) Individual 8) Mortal 9) One on the front line 10) Person 11) Pugilist 12) Scrapper 13) Scrappy fellow 14) Somebody 15) Someone 16) Someone who fights 17) Soul
Found on
https://www.crosswordclues.com/clue/battler

1) Boxer 2) Brawler 3) Fencer 4) Fighter 5) Gladiator 6) Gladiatorial 7) Gouger 8) Grappler 9) Matman 10) Mauler 11) Pugilist 12) Pugilistic 13) Scrapper 14) Skirmisher 15) Swordsman 16) Victor 17) Wrestler
Found on
https://www.crosswordclues.com/clue/battler
[underdog] A battler is an Australian colloquialism referring to `ordinary` or working class individuals who persevere through their commitments despite adversity. Typically, this adversity comprises the challenges of low pay, family commitments, environmental hardships and lack of personal recognition. It is a term of respect and endearmen...
Found on
http://en.wikipedia.org/wiki/Battler_(underdog)

A trainer, jockey or bookmaker who just manages to make a living from his full time involvement in horse racing.
Found on
http://en.wikipedia.org/wiki/Glossary_of_Australian_and_New_Zealand_punting

• (n.) A student at Oxford who is supplied with provisions from the buttery; formerly, one who paid for nothing but what he called for, answering nearly to a sizar at Cambridge.
Found on
http://thinkexist.com/dictionary/meaning/battler/

Hard trier, struggler.
Found on
http://www.faqs.org/faqs/australian-faq/part5/

Battler is slang for someone who gets by on their own wits, an odd-job person, a tramp.
Found on
http://www.probertencyclopaedia.com/browse/ZB.HTM

A trainer, jockey or bookmaker who just manages to make a living from his full time involvement in horse racing.
Found on
http://www.translationdirectory.com/glossaries/glossary152.htm

Hard trier, struggler
Found on
https://mudcat.org/aussie/display_all.cfm

someone working hard and only just making a living
Found on
https://www.koalanet.com.au/australian-slang.html
No exact match found.