B1
your name written by yourself, always in the same way, usually to show that something has been written or agreed by you
Dictionary examples:
I forgot my signature and drew a smiley face instead. The bank wasn't happy. (0.0)
I tried to forge my mom's signature. Now I'm grounded for a year. (0.0)
My grandpa's signature is just a big 'X'. He says it's easier to remember. (0.0)
Please put your signature in this box. (35.2)