What does Lowell mean?
From the Norman French 'Louvel', a diminutive of 'lou' ('wolf', from Latin lupus), meaning 'little wolf'. Originally a nickname/surname (compare the Latin diminutive lupellus, 'wolf cub').
What does Remington mean?
An English habitational surname from Rimington (Yorkshire/Lancashire), from Old English 'Riming' (boundary stream) + 'tun' (settlement, enclosure), i.e. 'settlement on the boundary stream'. Often loosely glossed 'place on a riverbank'; it also carries firearm-brand associations.