Whats does AM and PM mean?

Latin ante meridiem and post meridiem

What does BTW stand for?

By the way

What does 39 mean sexually?

Pansexual (38) and Omnisexual (39) are “terms used to describe people who have romantic, sexual or affectionate desire for people of all genders and sexes.” Polyamory (40) “denotes consensually being in/open to multiple loving relationships at the same time.

What does BRB mean sexually?

Be right back

Is BTW rude?

acronym for “by the way”. BTW, I’m 43 years old. BTW, you’re very rude. See more words with the same meaning: acronyms (list of).

What does DAB mean sexually?

See you for sex

What does JK mean?

just kidding

Is it rude to say LOL?

In general no, but depends on the context it can be. Some find it rude if you tell with lol (laughing out loud) when they just said something serious or if they are looking for a longer reply. For example, if someone is texting a funny story in a conversation, they may find it rude if you only reply with “lol”.