Wiktionary
n. 1 the members of a sports team who play regularly at the start of a match (rather than being substituted on) 2 the first violinist in an orchestra.
Wikipedia
First String is the debut album by American jazz group the String Trio of New York recorded in 1979 for the Italian Black Saint label.
Usage examples of "first string".
Another would be to break all the fourth balls on the four strings first, then break the three remaining on the first string, then take the balls on the three other strings alternately from right to left, and so on.
The first string of County Sheriffs were elected to oneyear terms.
He went out for football, made first string, and suddenly he was out there on the field in the stadium at City Park and the kids were screaming.
We don't want the Redoubt unraveling when the first string comes loose, the way a cheap sweater would.
She had already put the first string, that of red and black beads, about her throat.
Half an hour later, the first string of six horses wound its way out of the yard and down the road to Posset.
I'd hoped to be on the first string by this time, but I haven't even made varsity yet.
While one hand hung up the first string the other was already unwinding the band on the second leg.
As all three were in the habit of riding out when they were at home, Wally told me to saddle up two of my horses to go out with the first string on Saturday, Sparking Plug for me and the other for Lady Patricia Tarren.