American charges for checked bags; Southwest lets you check two bags for free as long as they don't weigh over 50 pounds; JetBlue gives you the first checked bag free; and only Spirit also charges for carry on bags unless they're small enough to fit under the seat in front of you.
Remnant definition, a remaining, usually small part, quantity, number, or the like. See more.
Sporadic (adj). occuring singly, or apart from other things of the same kind, or in scattered instances; separate; single; as, a sporadic fireball; a sporadic case of disease; a sporadic example of a flower. Origin: [Gr. scattered, fr. , , scattered, fr. to sow seed, to scatter like seed: cf. F. sporadique. See Spore.].