Floridas version of fall. Its summer year round in Florida so put summer and fall together ... and SWALL is born! Why a W you ask? oh because we take WINS over
A 'swall rat' is someone who constantly is drinking alcohol, their 'swall.' A Northern Ireland slang word, used amongst younger people. When people call others a 'swall rat' it is usually taking the piss but can be used seriously. Also see 'swall demon.'