adj. (1) this word describes the state of someone who becomes somewhat giddy or abnormal in behavior as a result of being smacked around. It is thus synonymous with punch drunk.
(2) it has also been used to describe a person with a penchant or delight in hitting others, but this is certainly not a noun that refers to the state of happiness produced by the hitting.
You can tell that boxer was slap-happy in his post-fight interview.
That bitch, Jennifer, she sure is slap-happy. But I guess it's usually good when a girl hits you.
term used to describe one's mood when sleep deprived or tired. Signs of being 'slap happy' include inane rambling, strange remarks, odd random behavior (such as giving oneself a wedgie), uncontrollable laughter at one's own jokes.
The state of being one may experience after abstaining from sleep for a long period of time. Could be described as being so sleepy that you feel hyper and alert.
When a girl is deepthroating you, you slap her after she spits out a lot of flem. This comes in handy when the girl bites your dick so you just slap them to make them not to it as often. Slapping them gently makes them laugh and also builds up more spit.
I was deepthroating but my cock on her face then I slapped her gently. This gathered more spit from her mouth which made deepthroating more interesting. This is called a slap happy deepthroat!