v. t.
They said the manner of their impeachment they could not but conceive did oppugn the rights of Parliament. Clarendon. [ 1913 Webster ]
n. [ See Oppugnant. ] The act of oppugning; opposition; resistance. Shak. [ 1913 Webster ]
a. [ L. oppugnans, p. pr. of oppugnare. See Oppugn. ] Tending to awaken hostility; hostile; opposing; warring. “Oppugnant forces.” I. Taylor. --
n. [ L. oppugnatio: cf. OF. oppugnation. ] Opposition. [ R. ] Bp. Hall. [ 1913 Webster ]
n. One who opposes or attacks; that which opposes. Selden. [ 1913 Webster ]