For lack of a better word 

Phrase used by people with a limited vocabulary or those who want to get away with saying something obscene in public.

And for lack of a better word, she's a bitch

For lack of a better word by LunaLayla April 18, 2010

for lack of a better word 

what people say when they don't know the correct word to use, often using the term twice in one sentence.

And then we went to, for lack of a better word, this place that had swing sets and a merry go round and children playing, for lack of a better word.

for lack of a better word by chang alang January 5, 2011

For the lack of a better word 

A term used by somebody when they can not quite think of the term they want to use, so they settle for another word or term.

This movie is... scary, for the lack of a better word.

For the lack of a better word by Dequantirius November 15, 2016