Glom __: take hold of (4)
I believe the answer is:
onto
(Other definitions for onto that I've seen before include "To the whole of (maths.)" , "To a position on (something)" , "In dispute over" , "Rumbling" , "Conscious of" .)
I believe the answer is:
onto
(Other definitions for onto that I've seen before include "To the whole of (maths.)" , "To a position on (something)" , "In dispute over" , "Rumbling" , "Conscious of" .)