n. 草率

a. 猛烈的, 粗心的

Slapdash \Slap"dash`\, v. t.
To apply, or apply something to, in a hasty, careless, or
rough manner; to roughcast; as, to slapdash mortar or paint
on a wall, or to slapdash a wall. [Colloq.] --Halliwell.


Slapdash \Slap"dash`\, adv. [Slap + dash.]
1. In a bold, careless manner; at random. [Colloq.]

2. With a slap; all at once; slap. [Colloq.] --Prior.