ice-shove DCHP-1 (pre-1967)
1 n. — Obs.
See quote.
2 n. — Hist.
the annual thrusting forward and expansion of river ice during break-up, with special reference to the St. Lawrence River, where the phenomenon was accompanied with much flooding and considerable danger.
See also: débâcle ice flood ice-run shove ((n.)) (def. 2) shove ((v.))