1.
‘fish’ to prepare fish for drying.
This preparation is done by splitting the fish lengthwise in half or in thirds, if the fish is thick, and cleaning it.
Prepare this fish so that [we shall] have our dried fish.
2.
‘hair’ to comb the hair with hair gel.
The hair style to which is referred, is one in which the hair is parted in the middle and slicked down on each side of the
part. The parting is akin to "splitting" in the first sense above.