The term 'ONTO GRAB' can be broken down into two separate words. The first word, 'ONTO, ' is a preposition that means 'toward or ONTO a place or position.' The second word, 'GRAB, ' is a verb that means 'to take hold of suddenly and quickly.' Together, the phrase 'ONTO GRAB' can be interpreted as 'to quickly take hold of something and move it to a new place or position.' The crossword solutions for this phrase are 'GLOM' (4 letters) and 'LATCH' (5 letters). 'GLOM' is a slang term that means 'to GRAB or snatch, ' while 'LATCH' is a verb that means 'to fasten or secure something in place.' Therefore, both words can be used to describe the action of quickly taking hold of something and moving it to a new place or position.