Tunnel - Definition
tunnel
n 1: a passageway through or under something, usually
underground (especially one for trains or cars); "the
tunnel reduced congestion at that intersection"
2: a hole made by an animal, usually for shelter [syn: burrow,
tunnel]
v 1: move through by or as by digging; "burrow through the
forest" [syn: burrow, tunnel]
2: force a way through