First in time or serial order. Obsolete.

First in serial order; = first, adj. 3a. Obsolete.

Preceding all others in a series, succession, order, set, or enumeration.

Used as an ordinal number: first. Cf. compounds 1b. Obsolete.

First; foremost.

First in order of time or occurrence; early, young, youthful; primitive.

= first, adj.

= first, n.1 Also: as redundant superlative fustest, esp. in to get there fustest with the mostest (see quot. 1925).