say it: SLAP-hap-ee
slaphappy is an adjective meaning "cheerfully irresponsible". It carries 2 recorded senses.
cheerfully irresponsible
“carefree with his money”
“freewheeling urban youths”
“had a harum-scarum youth”
dazed from or as if from repeated blows
“knocked silly by the impact”
“slaphappy with exhaustion”
“punch-drunk with love”
colloquialism
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for slaphappy come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.