n. 25B6; verb CATNAP, nap, drowse, sleep lightly, rest; informal snooze, snatch forty winks, get some shut-eye; Brit. informal kip; N. Amer. informal catch some Zs; poetic/literary slumber.
25B6; noun CATNAP, nap, siesta, light sleep, drowse, rest; informal snooze, forty winks; Brit. informal kip, zizz; poetic/literary slumber.
25A0; doze off FALL ASLEEP, go to sleep, drop off; informal nod off, drift off; N. Amer. informal sack out, zone out.