This verse sits inside the father's answer, Proverbs 1:15–19.
A one-verse fable: spread a net while the bird watches, and the bird will not fly into it, the footnote reads literally "lord of the wing." Even a bird refuses a visible trap. The gang will not.
The father's warning about the gang is a drama with a script. It opens with the appeal that will head every lecture, hear your father's instruction, do not forsake your mother's law, and crowns obedience with ornament: garland for the head, chains for the neck (vv. 8–9). Then it stages the danger. Sinners will entice you, and the father does not paraphrase them; he performs their whole pitch (vv. 11–14): the thrill ("let us lie in wait"), the loot ("we shall fill our houses with spoil"), and, most seductive of all, the belonging ("cast in your lot among us, let us all have one purse"). Then he answers it (vv. 15–19): do not walk with them, and here is what they cannot see, the trap they are laying is for themselves. Even a bird avoids a net spread in plain sight (v. 17), but these men are blinder than birds: they ambush their own lives, because greed's way "takes away the life of its owners" (v. 19). The lecture's method is the book's method in miniature: it does not just forbid; it lets the temptation speak at full strength, then teaches the son to see through it to the ending. Note who recruits him: not strangers, peers. The first threat to a young life in this book is not the harlot or the fool but the group that offers brotherhood at the price of blood.
This verse contributes the lecture's bitter little proverb-within-a-lecture, and its irony cuts two ways. Read toward the gang, it sets up the devastating comparison of v. 18: a bird avoids the net it can see, but these men, shown their own trap, walk in, less wary than the creature they outweigh a thousandfold, because greed has done to them what no fowler can do to a sparrow. Read toward the son, it is the lecture's whole purpose in an image: the father has been spreading the net in his sight, quoting the pitch, exposing the ending, so that when the real recruiters come, the son will be a bird who has seen the mesh. Wisdom's protection is largely this: traps shown before they are sprung.
Related: Proverbs 7:22–23 · Proverbs 22:3
New King James Version®, Copyright © 1982, Thomas Nelson. All rights reserved. Full copyright information. Scripture provided by API.Bible.
If this verse has been used to put weight on you that it was never carrying, ask about it directly.