fdisk /dev/sde

Command (m for help): d
No partition is defined yet!

Command (m for help): n 
Command action
   e   extended
   p   primary partition (1-4)

p
Partition number (1-4):

Partition number (1-4): 1
First cylinder (1-1019, default 1):
.....
Command (m for help): w
The partition table has been altered!
 
Calling ioctl() to re-read partition table.
Syncing disks.

mkfs -V -t ext4 /dev/sde*
LABEL:
e2label /dev/sdb1 NouveauNom 

FSTAB exemple:
LABEL=NouveauNom /mnt/NouveauNom ext4    nosuid,nodev,nofail,x-gvfs-show,auto,user 0 0
LABEL=data /mnt/data auto nosuid,nodev,nofail,x-gvfs-show,auto,user 0 0