I just made this up - Used by someone who’s too lazy to look up the real meaning o

Used by someone who’s too lazy to look up the real meaning of a word and just said something stupid instead.

He said, 'I just made this up, and it’s the most awesome word ever.'

She wrote in her DM: 'I just made this up, and it’s the best thing since tacos.'

He told his friend, 'I just made this up, and it’s going to be on Urban Dictionary.'