To "flex" is a slang - meaning to strut, or physically show off something - usually the body. "Flex in on your ex" suggests that whoever this is said about intends to do this to you ex partner (e.g. I am going to flex in on your ex, he is going to flex in on your ex, she is..., they are..., etc). Basically - that the person who is going to flex is going to make a move on your ex.
to make it tight
flex, mex, tex, lex, rex, checks, treks, sex, ex, decks, wrecks, flecks flex, mex, tex, lex, rex, checks, treks, sex, ex, decks, wrecks, flecks
for longboards is flex 1 stiif or bendy
To bend
The Latin root flex means bend, as in flexible.
Full flex is when the beat is created, Then layered over afterwards, usually to add heavier effects.
X flex means extra stiff. It is a flex for players with a swing speed of 105 mph or more. Most professionals would use this flex.
skill
It isn't Greek. Flex actually comes from the Latin word for 'bent.'
Different manufacturer's of golf clubs have different names for shafts of the same specs. RL is equivalent to; A flex, L Flex ( Light flex not Ladies) and the more commonly known seniors flex. These shafts are designed for a lower clubhead speed.
Some words which sound like and rhyme with ex are wrecks hecks treks specks flecks sex flex pex necks specs tex
Ex-india