Definition of mountain (noun)
- a land mass that projects well above its surroundings; higher than a hill
- synonyms: mount
- (often followed by `of') a large number or amount or extent
- "a batch of letters"; "a deal of trouble"; "a lot of money"; "he made a mint on the stock market"; "see the rest of the winners in our huge passel of photos"; "it must have cost plenty"; "a slew of journalists"; "a wad of money"
- synonyms: batch, deal, flock, good deal, great deal, hatful, heap, lot, mass, mess, mickle, mint, muckle, passel, peck, pile, plenty, pot, quite a little, raft, sight, slew, spate, stack, tidy sum, wad
Source: Princeton University Wordnet