form into a cylinder by rolling; "Roll up the cloth"
arrive in a vehicle: "He rolled up in a black Mercedes"
get or gather together; "I am accumulating evidence for the man's unfaithfulness to his wife"; "She is amassing a lot of data for her thesis"; "She rolled up a small fortune"
a small valley between mountains; "he built himself a cabin in a hollow high up in the Appalachians"
a cavity or space in something; "hunger had caused the hollows in their cheeks"
as if echoing in a hollow space; "the hollow sound of footsteps in the empty ballroom"
not solid; having a space or gap or cavity; "a hollow wall"; "a hollow tree"; "hollow cheeks"; "his face became gaunter and more hollow with each year"
a surface excavation for extracting stone or slate; "a British term for `quarry' is `stone pit'"
a trap in the form of a concealed hole
a sizeable hole (usually in the ground); "they dug a pit to bury the body"
a concavity in a surface (especially an anatomical depression)
remove the pits from; "pit plums and cherries"
set into opposition or rivalry; "let them match their best athletes against ours"; "pit a chess player against the Russian champion"; "He plays his two children off against each other"